diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index 7d9208d..6083721 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -1,3 +1,6 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
+
 val libs: VersionCatalog = extensions.getByType<VersionCatalogsExtension>().named("libs")
 
 plugins {
@@ -12,6 +15,34 @@ repositories {
     mavenCentral()
 }
 
+kotlin {
+    jvmToolchain {
+        languageVersion.set(
+            JavaLanguageVersion.of(libs.findVersion("jdk").get().toString())
+        )
+    }
+    compilerOptions {
+        @Suppress("SpellCheckingInspection")
+        freeCompilerArgs.add("-Xjsr305=strict")
+        allWarningsAsErrors = false
+        jvmTarget.set(JvmTarget.valueOf("JVM_${libs.findVersion("jdk").get()}"))
+        languageVersion.set(
+            KotlinVersion.valueOf(
+                "KOTLIN_${
+                    libs.findVersion("kotlin").get().toString().substringBeforeLast(".").replace(".", "_")
+                }"
+            )
+        )
+        apiVersion.set(
+            KotlinVersion.valueOf(
+                "KOTLIN_${
+                    libs.findVersion("kotlin").get().toString().substringBeforeLast(".").replace(".", "_")
+                }"
+            )
+        )
+    }
+}
+
 dependencies {
     // buildSrc in combination with this plugin ensures that the version set here
     // will be set to the same for all other Kotlin dependencies / plugins in the project.
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d7e20b7..49eb960 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,6 +2,7 @@
 kotlin-logging = "3.0.5"
 lorem = "2.2"
 j2html = "1.6.0"
+jdk = "17"
 kotlin = "1.9.20"
 kotlinForDetekt = "1.9.10"
 springBoot = "3.1.5"