diff --git a/inventory/pom.xml b/inventory/pom.xml
index 94f625f..f3ec0a1 100644
--- a/inventory/pom.xml
+++ b/inventory/pom.xml
@@ -40,7 +40,7 @@
       <plugin>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-maven-plugin</artifactId>
-        <version>2.3.2.RELEASE</version>
+        <version>3.3.6</version>
       </plugin>
 
       <plugin>
@@ -150,12 +150,12 @@
     <dependency>
       <artifactId>spring-boot-starter-actuator</artifactId>
       <groupId>org.springframework.boot</groupId>
-      <version>2.7.14</version>
+      <version>3.4.0</version>
     </dependency>
     <dependency>
       <artifactId>spring-boot-starter-web</artifactId>
       <groupId>org.springframework.boot</groupId>
-      <version>2.7.14</version>
+      <version>3.4.0</version>
     </dependency>
 
     <dependency>
@@ -243,7 +243,7 @@
     <artifactId>spring-boot-starter-parent</artifactId>
     <groupId>org.springframework.boot</groupId>
     <relativePath/>
-    <version>2.3.2.RELEASE</version> <!-- lookup parent from com.ecommerceapp.shipment.repository -->
+    <version>3.4.0</version> <!-- lookup parent from com.ecommerceapp.shipment.repository -->
   </parent>
 
   <properties>
diff --git a/shipment/pom.xml b/shipment/pom.xml
index f4629be..04dc9b8 100644
--- a/shipment/pom.xml
+++ b/shipment/pom.xml
@@ -6,7 +6,7 @@
         <artifactId>spring-boot-starter-parent</artifactId>
         <groupId>org.springframework.boot</groupId>
         <relativePath/>
-        <version>2.3.3.RELEASE</version> <!-- lookup parent from com.ecommerceapp.shipment.repository -->
+        <version>3.4.0</version> <!-- lookup parent from com.ecommerceapp.shipment.repository -->
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -66,7 +66,7 @@
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
-                <version>2.3.2.RELEASE</version>
+                <version>3.3.6</version>
             </plugin>
 
             <plugin>
@@ -183,12 +183,12 @@
         <dependency>
             <artifactId>spring-boot-starter-actuator</artifactId>
             <groupId>org.springframework.boot</groupId>
-            <version>2.3.2.RELEASE</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <artifactId>spring-boot-starter-web</artifactId>
             <groupId>org.springframework.boot</groupId>
-            <version>2.5.12</version>
+            <version>3.4.0</version>
         </dependency>
 
       <dependency>
@@ -207,7 +207,7 @@
             </exclusions>
             <groupId>org.springframework.boot</groupId>
             <scope>test</scope>
-            <version>2.3.2.RELEASE</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <artifactId>persistence-api</artifactId>
diff --git a/shop/pom.xml b/shop/pom.xml
index 1828ae6..31b66ff 100644
--- a/shop/pom.xml
+++ b/shop/pom.xml
@@ -40,7 +40,7 @@
             <plugin>
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <groupId>org.springframework.boot</groupId>
-                <version>2.3.12.RELEASE</version>
+                <version>3.3.6</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
@@ -156,12 +156,12 @@
         <dependency>
             <artifactId>spring-boot-starter-actuator</artifactId>
             <groupId>org.springframework.boot</groupId>
-            <version>2.3.2.RELEASE</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <artifactId>spring-boot-starter-web</artifactId>
             <groupId>org.springframework.boot</groupId>
-            <version>2.5.12</version>
+            <version>3.4.0</version>
         </dependency>
 
       <dependency>
@@ -180,7 +180,7 @@
             </exclusions>
             <groupId>org.springframework.boot</groupId>
             <scope>test</scope>
-            <version>2.3.2.RELEASE</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <artifactId>de.flapdoodle.embed.mongo</artifactId>
@@ -316,7 +316,7 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
         <relativePath/>
-        <version>2.3.3.RELEASE</version>
+        <version>3.4.0</version>
     </parent>
 
     <properties>