diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a2108cf..27183eb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,11 +15,11 @@ jobs:
     steps:
       - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
 
-      - name: Set up JDK 11
+      - name: Set up JDK 17
         uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5
         with:
           distribution: 'zulu'
-          java-version: 11
+          java-version: 17
 
       - name: Assemble and Check
         uses: gradle/gradle-build-action@ac2d340dc04d9e1113182899e983b5400c17cda1 # v3
diff --git a/build.gradle.kts b/build.gradle.kts
index 499b1b8..90f2d40 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -12,7 +12,7 @@ application {
 }
 
 dependencies {
-    val komapperVersion = "5.4.0"
+    val komapperVersion = "5.5.0"
     platform("org.komapper:komapper-platform:$komapperVersion").let {
         implementation(it)
         ksp(it)
@@ -38,7 +38,7 @@ tasks {
 
     withType<KotlinCompile>().configureEach {
         compilerOptions {
-            jvmTarget.set(JvmTarget.JVM_11)
+            jvmTarget.set(JvmTarget.JVM_17)
         }
     }
 }