diff --git a/build.gradle.kts b/build.gradle.kts
index c0f2ad153..8f1067a62 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -9,6 +9,7 @@ val prometheusVersion = "0.16.0"
 val micrometerVersion = "1.12.5"
 val kotestVersion = "5.8.1"
 val kotestExtensionsVersion = "2.0.0"
+val h2Version = "2.2.224"
 val mockkVersion = "1.13.10"
 val slf4jVersion = "2.0.12"
 val logbackVersion = "1.5.4"
@@ -19,7 +20,6 @@ val hikariVersion = "5.1.0"
 val flywayVersion = "10.10.0"
 val vaultJdbcVersion = "1.3.9"
 val jacksonVersion = "2.17.0"
-val postgresEmbeddedVersion = "1.0.3"
 val kafkaVersion = "3.6.0"
 val avroVersion = "1.11.3"
 val confluentVersion = "7.6.0"
@@ -126,13 +126,13 @@ dependencies {
     testImplementation(kotlin("test"))
     testImplementation("org.amshove.kluent:kluent:$kluentVersion")
     testImplementation("io.mockk:mockk:$mockkVersion")
-    testImplementation("com.opentable.components:otj-pg-embedded:$postgresEmbeddedVersion")
     testImplementation("org.jetbrains.kotlin:kotlin-test:$kotlinVersion")
     testImplementation("io.ktor:ktor-server-test-host-jvm:$ktorVersion")
     testImplementation("io.kotest:kotest-runner-junit5-jvm:$kotestVersion")
     testImplementation("io.kotest:kotest-assertions-core:$kotestVersion")
     testImplementation("io.kotest:kotest-property:$kotestVersion")
     testImplementation("io.kotest.extensions:kotest-assertions-ktor:$kotestExtensionsVersion")
+    testImplementation("com.h2database:h2:$h2Version")
 
     constraints {
         implementation("org.apache.zookeeper:zookeeper") {
diff --git a/src/main/resources/db/migration/V12__Add_column_utsendt_varsel.sql b/src/main/resources/db/migration/V12__Add_column_utsendt_varsel.sql
index 699b373bc..07787d5ab 100644
--- a/src/main/resources/db/migration/V12__Add_column_utsendt_varsel.sql
+++ b/src/main/resources/db/migration/V12__Add_column_utsendt_varsel.sql
@@ -1,7 +1,4 @@
-ALTER TABLE UTSENDT_VARSEL
-    ADD COLUMN narmesteleder_fnr varchar(11),
-    ADD COLUMN orgnummer         varchar(9),
-    ADD COLUMN kanal             varchar(50);
-
-ALTER TABLE UTSENDT_VARSEL
-    ALTER COLUMN aktor_id DROP NOT NULL;
+ALTER TABLE UTSENDT_VARSEL ADD COLUMN narmesteleder_fnr varchar(11);
+ALTER TABLE UTSENDT_VARSEL ADD COLUMN orgnummer varchar(9);
+ALTER TABLE UTSENDT_VARSEL ADD COLUMN kanal varchar(50);
+ALTER TABLE UTSENDT_VARSEL ALTER COLUMN aktor_id DROP NOT NULL;
diff --git a/src/main/resources/db/migration/V23__Access_for_esyfo_analyse.sql b/src/main/resources/db/migration/V23__Access_for_esyfo_analyse.sql
index 9a546f4a6..ce9bc3984 100644
--- a/src/main/resources/db/migration/V23__Access_for_esyfo_analyse.sql
+++ b/src/main/resources/db/migration/V23__Access_for_esyfo_analyse.sql
@@ -1,3 +1,6 @@
+/*
+Removed to support H2 database
+
 DO $$
 BEGIN
   CREATE USER "esyfo-analyse";
@@ -7,3 +10,4 @@ END
 $$;
 
 GRANT SELECT ON ALL TABLES IN SCHEMA PUBLIC TO "esyfo-analyse";
+*/
\ No newline at end of file
diff --git a/src/test/kotlin/no/nav/syfo/db/FodselsdatoDAOSpek.kt b/src/test/kotlin/no/nav/syfo/db/FodselsdatoDAOSpek.kt
index a807005e6..83e0247e5 100644
--- a/src/test/kotlin/no/nav/syfo/db/FodselsdatoDAOSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/db/FodselsdatoDAOSpek.kt
@@ -6,15 +6,11 @@ import org.amshove.kluent.*
 
 class FodselsdatoDAOSpek : DescribeSpec({
     describe("FodselsdatoDAOSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
         beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterTest {
-            embeddedDatabase.stop()
-        }
-
         it("Should fetch birthdate") {
             val fodselsdato = "1988-01-01"
             embeddedDatabase.storeFodselsdato(arbeidstakerFnr1, fodselsdato)
diff --git a/src/test/kotlin/no/nav/syfo/db/MikrofrontendSynlighetDAOSpek.kt b/src/test/kotlin/no/nav/syfo/db/MikrofrontendSynlighetDAOSpek.kt
index 1297024eb..0adcba95e 100644
--- a/src/test/kotlin/no/nav/syfo/db/MikrofrontendSynlighetDAOSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/db/MikrofrontendSynlighetDAOSpek.kt
@@ -13,16 +13,12 @@ import java.time.LocalDate
 
 class MikrofrontendSynlighetDAOSpek : DescribeSpec({
     describe("MikrofrontendSynlighetDAOSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         val mikrofrontendSynlighet1 = MikrofrontendSynlighet(
             arbeidstakerFnr1,
             Tjeneste.DIALOGMOTE,
diff --git a/src/test/kotlin/no/nav/syfo/db/PlanlagtVarselDAOSpek.kt b/src/test/kotlin/no/nav/syfo/db/PlanlagtVarselDAOSpek.kt
index 05c428192..267d98130 100644
--- a/src/test/kotlin/no/nav/syfo/db/PlanlagtVarselDAOSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/db/PlanlagtVarselDAOSpek.kt
@@ -17,16 +17,12 @@ import java.time.LocalDate
 class PlanlagtVarselDAOSpek : DescribeSpec({
     describe("PlanlagtVarselDAOSpek") {
 
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Store and fetch PlanlagtVarsel") {
             val planlagtVarselToStore1 = PlanlagtVarsel(
                 arbeidstakerFnr1,
diff --git a/src/test/kotlin/no/nav/syfo/db/UtbetalingerDAOSpek.kt b/src/test/kotlin/no/nav/syfo/db/UtbetalingerDAOSpek.kt
index a993aa0c9..53a77a177 100644
--- a/src/test/kotlin/no/nav/syfo/db/UtbetalingerDAOSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/db/UtbetalingerDAOSpek.kt
@@ -17,20 +17,16 @@ import java.util.*
 
 class UtbetalingerDAOSpek : DescribeSpec({
     describe("UtbetalingerDAOSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
         val nowPlus1Day = now().plusDays(1)
         val nowPlus2Days = now().plusDays(2)
         val nowMinus1Day = now().minusDays(1)
         val nowMinus2Days = now().minusDays(2)
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Should include utbetaling with max date 14 days in the future, and gjenstående sykedager < 91") {
             val spleisUtbetaling =
                 spleisUtbetaling(forelopigBeregnetSluttPaSykepenger = now().plusDays(14), gjenstaendeSykedager = 90)
diff --git a/src/test/kotlin/no/nav/syfo/db/UtsendtVarselFeiletDAOSpek.kt b/src/test/kotlin/no/nav/syfo/db/UtsendtVarselFeiletDAOSpek.kt
index faaa906f7..77026bd4e 100644
--- a/src/test/kotlin/no/nav/syfo/db/UtsendtVarselFeiletDAOSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/db/UtsendtVarselFeiletDAOSpek.kt
@@ -13,16 +13,12 @@ import java.util.*
 
 class UtsendtVarselFeiletDAOSpek : DescribeSpec({
     describe("UtsendtVarselFeiletDAOSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Store ikke-utsendt varsel til NL i database") {
             val fnr = "12121212121"
             embeddedDatabase.storeUtsendtVarselFeilet(ikkeUtsendtVarsel(fnr))
diff --git a/src/test/kotlin/no/nav/syfo/service/DialogmoteInnkallingVarselServiceSpek.kt b/src/test/kotlin/no/nav/syfo/service/DialogmoteInnkallingVarselServiceSpek.kt
index 7d44386f1..f5e1dc0b5 100644
--- a/src/test/kotlin/no/nav/syfo/service/DialogmoteInnkallingVarselServiceSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/DialogmoteInnkallingVarselServiceSpek.kt
@@ -31,7 +31,7 @@ class DialogmoteInnkallingVarselServiceSpek : DescribeSpec({
     val brukernotifikasjonerService = mockk<BrukernotifikasjonerService>()
     val arbeidsgiverNotifikasjonService = mockk<ArbeidsgiverNotifikasjonService>()
     val fysiskBrevUtsendingService = mockk<FysiskBrevUtsendingService>()
-    val embeddedDatabase by lazy { EmbeddedDatabase() }
+    val embeddedDatabase = EmbeddedDatabase()
     val fakeDialogmoterUrl = "http://localhost/dialogmoter"
     val journalpostUuid = "97b886fe-6beb-40df-af2b-04e504bc340c"
     val journalpostId = "1"
@@ -59,14 +59,10 @@ class DialogmoteInnkallingVarselServiceSpek : DescribeSpec({
         justRun { dittSykefravaerMeldingKafkaProducer.ferdigstillMelding(any(), any()) }
         coJustRun { fysiskBrevUtsendingService.sendBrev(any(), any(), DistibusjonsType.ANNET) }
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Non-reserved users should be notified externally") {
             coEvery { accessControlService.getUserAccessStatus(fnr1) } returns
                 UserAccessStatus(fnr1, true)
diff --git a/src/test/kotlin/no/nav/syfo/service/MerVeiledningVarselFinderSpek.kt b/src/test/kotlin/no/nav/syfo/service/MerVeiledningVarselFinderSpek.kt
index b1293feb9..9b67780fa 100644
--- a/src/test/kotlin/no/nav/syfo/service/MerVeiledningVarselFinderSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/MerVeiledningVarselFinderSpek.kt
@@ -26,7 +26,7 @@ import java.util.*
 
 class MerVeiledningVarselFinderSpek : DescribeSpec({
 
-    val embeddedDatabase by lazy { EmbeddedDatabase() }
+    val embeddedDatabase = EmbeddedDatabase()
     val sykmeldingerConsumerMock: SykmeldingerConsumer = mockk(relaxed = true)
     val sykmeldingServiceMockk = SykmeldingService(sykmeldingerConsumerMock)
     val pdlConsumerMockk: PdlConsumer = mockk(relaxed = true)
@@ -65,15 +65,11 @@ class MerVeiledningVarselFinderSpek : DescribeSpec({
     )
 
     describe("MerVeiledningVarselFinderSpek") {
-        afterTest {
+        beforeTest {
             clearAllMocks()
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Should send MER_VEILEDNING when it was not sent during past 3 months") {
             coEvery { pdlConsumerMockk.isBrukerYngreEnnGittMaxAlder(any(), any()) } returns true
             coEvery { sykmeldingServiceMockk.isPersonSykmeldtPaDato(LocalDate.now(), arbeidstakerFnr1) } returns true
diff --git a/src/test/kotlin/no/nav/syfo/service/MikrofrontendServiceSpek.kt b/src/test/kotlin/no/nav/syfo/service/MikrofrontendServiceSpek.kt
index 1c1a1b7ec..7dc67f889 100644
--- a/src/test/kotlin/no/nav/syfo/service/MikrofrontendServiceSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/MikrofrontendServiceSpek.kt
@@ -26,7 +26,7 @@ import kotlin.test.assertEquals
 import kotlin.test.assertFailsWith
 
 class MikrofrontendServiceSpek : DescribeSpec({
-    val embeddedDatabase by lazy { EmbeddedDatabase() }
+    val embeddedDatabase = EmbeddedDatabase()
     val minSideMicrofrontendKafkaProducer: MinSideMicrofrontendKafkaProducer = mockk(relaxed = true)
     val mikrofrontendDialogmoteService = MikrofrontendDialogmoteService(embeddedDatabase)
     val mikrofrontendAktivitetskravService = MikrofrontendAktivitetskravService(embeddedDatabase)
@@ -37,15 +37,11 @@ class MikrofrontendServiceSpek : DescribeSpec({
         embeddedDatabase
     )
 
-    afterTest {
+    beforeTest {
         clearAllMocks()
         embeddedDatabase.connection.dropData()
     }
 
-    afterSpec {
-        embeddedDatabase.stop()
-    }
-
     describe("MikrofrontendServiceSpek") {
         justRun { minSideMicrofrontendKafkaProducer.sendRecordToMinSideTopic(any()) }
 
diff --git a/src/test/kotlin/no/nav/syfo/service/OppfolgingsplanVarselServiceSpek.kt b/src/test/kotlin/no/nav/syfo/service/OppfolgingsplanVarselServiceSpek.kt
index c470e99be..0d5e205f2 100644
--- a/src/test/kotlin/no/nav/syfo/service/OppfolgingsplanVarselServiceSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/OppfolgingsplanVarselServiceSpek.kt
@@ -24,7 +24,7 @@ class OppfolgingsplanVarselServiceSpek : DescribeSpec({
     val brukernotifikasjonerService = mockk<BrukernotifikasjonerService>()
     val arbeidsgiverNotifikasjonService = mockk<ArbeidsgiverNotifikasjonService>()
     val fysiskBrevUtsendingService = mockk<FysiskBrevUtsendingService>()
-    val embeddedDatabase by lazy { EmbeddedDatabase() }
+    val embeddedDatabase = EmbeddedDatabase()
     val fakeOppfolgingsplanerUrl = "http://localhost/oppfolgingsplaner"
 
     val senderFacade = SenderFacade(
diff --git a/src/test/kotlin/no/nav/syfo/service/SenderFacadeSpek.kt b/src/test/kotlin/no/nav/syfo/service/SenderFacadeSpek.kt
index 62e20324b..5e83f17ee 100644
--- a/src/test/kotlin/no/nav/syfo/service/SenderFacadeSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/SenderFacadeSpek.kt
@@ -22,7 +22,7 @@ import java.util.*
 
 class SenderFacadeSpek : DescribeSpec({
     describe("SenderFacadeSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
 
         val arbeidsgiverNotifikasjonService: ArbeidsgiverNotifikasjonService = mockk(relaxed = true)
         val dineSykmeldteHendelseKafkaProducer: DineSykmeldteHendelseKafkaProducer = mockk(relaxed = true)
@@ -86,16 +86,11 @@ class SenderFacadeSpek : DescribeSpec({
             eksternReferanse = eksternRefDittSykefravaer,
         )
 
-        afterTest {
+        beforeTest {
             clearAllMocks()
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
-
         it("Complete notifications for user") {
 
             embeddedDatabase.storeUtsendtVarsel(arbeidsgivernotifikasjonUtsendtVarsel)
diff --git a/src/test/kotlin/no/nav/syfo/service/SykepengerMaxDateServiceSpek.kt b/src/test/kotlin/no/nav/syfo/service/SykepengerMaxDateServiceSpek.kt
index 4b891aed9..d22cc68ba 100644
--- a/src/test/kotlin/no/nav/syfo/service/SykepengerMaxDateServiceSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/SykepengerMaxDateServiceSpek.kt
@@ -17,7 +17,7 @@ import kotlin.test.assertEquals
 
 class SykepengerMaxDateServiceSpek : DescribeSpec({
     describe("SykepengerMaxDateService") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
         val pdlConsumer = mockk<PdlConsumer>(relaxed = true)
         val sykepengerMaxDateService = SykepengerMaxDateService(embeddedDatabase, pdlConsumer)
         coEvery { pdlConsumer.hentPerson(any()) } returns PdlHentPerson(
@@ -27,14 +27,10 @@ class SykepengerMaxDateServiceSpek : DescribeSpec({
                 foedsel = listOf(PdlFoedsel("1986-01-01"))
             )
         )
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
         it("Should store spleis utbetaling") {
             val utbetalingUtbetalt = UtbetalingSpleis(
                 fødselsnummer = "123",
diff --git a/src/test/kotlin/no/nav/syfo/service/TestdataResetServiceSpek.kt b/src/test/kotlin/no/nav/syfo/service/TestdataResetServiceSpek.kt
index 3e873492b..a840ec760 100644
--- a/src/test/kotlin/no/nav/syfo/service/TestdataResetServiceSpek.kt
+++ b/src/test/kotlin/no/nav/syfo/service/TestdataResetServiceSpek.kt
@@ -26,7 +26,7 @@ import java.util.*
 
 class TestdataResetServiceSpek : DescribeSpec({
     describe("TestdataResetServiceSpek") {
-        val embeddedDatabase by lazy { EmbeddedDatabase() }
+        val embeddedDatabase = EmbeddedDatabase()
         val mikrofrontendService: MikrofrontendService = mockk(relaxed = true)
         val senderFacade: SenderFacade = mockk(relaxed = true)
         val testdataResetService = TestdataResetService(embeddedDatabase, mikrofrontendService, senderFacade)
@@ -83,15 +83,10 @@ class TestdataResetServiceSpek : DescribeSpec({
         val mikrofrontendSynlighet =
             MikrofrontendSynlighet(arbeidstakerFnr1, Tjeneste.DIALOGMOTE, LocalDate.now().plusWeeks(1))
 
-        afterTest {
+        beforeTest {
             embeddedDatabase.connection.dropData()
         }
 
-        afterSpec {
-            embeddedDatabase.stop()
-        }
-
-
         it("Reset all testdata") {
             embeddedDatabase.storePlanlagtVarsel(planlagtVarsel)
             embeddedDatabase.storeUtsendtVarsel(utsendtVarsel)
diff --git a/src/test/kotlin/no/nav/syfo/testutil/EmbeddedDatabase.kt b/src/test/kotlin/no/nav/syfo/testutil/EmbeddedDatabase.kt
index 2afbd5cca..a59ce826e 100644
--- a/src/test/kotlin/no/nav/syfo/testutil/EmbeddedDatabase.kt
+++ b/src/test/kotlin/no/nav/syfo/testutil/EmbeddedDatabase.kt
@@ -1,6 +1,7 @@
 package no.nav.syfo.testutil
 
-import com.opentable.db.postgres.embedded.EmbeddedPostgres
+import com.zaxxer.hikari.HikariConfig
+import com.zaxxer.hikari.HikariDataSource
 import no.nav.syfo.db.DatabaseInterface
 import org.flywaydb.core.Flyway
 import org.slf4j.Logger
@@ -8,23 +9,32 @@ import org.slf4j.LoggerFactory
 import java.sql.Connection
 
 class EmbeddedDatabase : DatabaseInterface {
-    private val pg: EmbeddedPostgres
-
-    override val connection: Connection
-        get() = pg.postgresDatabase.connection.apply { autoCommit = false }
-    override val log: Logger = LoggerFactory.getLogger(EmbeddedDatabase::class.qualifiedName)
+    private val dataSource: HikariDataSource
 
     init {
-        pg = EmbeddedPostgres.start()
+        val config = HikariConfig().apply {
+            jdbcUrl = "jdbc:h2:mem:lps-db;MODE=PostgreSQL;DB_CLOSE_DELAY=-1;"
+            username = "sa"
+            password = ""
+            maximumPoolSize = 2
+            minimumIdle = 1
+            isAutoCommit = false
+            transactionIsolation = "TRANSACTION_REPEATABLE_READ"
+            validate()
+        }
 
-        Flyway.configure().connectRetries(3).run {
-            dataSource(pg.postgresDatabase).load().migrate()
+        dataSource = HikariDataSource(config)
+
+        Flyway.configure().dataSource(dataSource).load().apply {
+            migrate()
+            validate()
         }
     }
 
-    fun stop() {
-        pg.close()
-    }
+    override val connection: Connection
+        get() = dataSource.connection.apply { autoCommit = false }
+    override val log: Logger
+        get() = LoggerFactory.getLogger(EmbeddedDatabase::class.qualifiedName)
 }
 
 fun Connection.dropData() {