diff --git a/annotation-processor/build.gradle.kts b/annotation-processor/build.gradle.kts
index 2e9c552..c5969e3 100644
--- a/annotation-processor/build.gradle.kts
+++ b/annotation-processor/build.gradle.kts
@@ -9,6 +9,8 @@ dependencies {
     implementation("org.jetbrains.kotlin:kotlin-reflect:${Versions.kotlin}")
     implementation("com.squareup:kotlinpoet:${Versions.kotlinpoet}")
     implementation("com.squareup:kotlinpoet-metadata:${Versions.kotlinpoet}")
+    // needed until kotlipoet supports kotlin 1.8 directly
+    implementation("org.jetbrains.kotlinx:kotlinx-metadata-jvm:${Versions.kotlinxMetadata}")
 
     api("org.hibernate.javax.persistence:hibernate-jpa-2.1-api:1.0.2.Final")
 
diff --git a/buildSrc/src/main/kotlin/pl/touk/krush/gradle/Versions.kt b/buildSrc/src/main/kotlin/pl/touk/krush/gradle/Versions.kt
index fb9de69..c5a7638 100644
--- a/buildSrc/src/main/kotlin/pl/touk/krush/gradle/Versions.kt
+++ b/buildSrc/src/main/kotlin/pl/touk/krush/gradle/Versions.kt
@@ -1,9 +1,10 @@
 package pl.touk.krush.gradle
 
 object Versions {
-    const val kotlin = "1.7.10"
+    const val kotlin = "1.8.0"
     const val exposed = "0.38.2"
     const val kotlinpoet = "1.12.0"
+    const val kotlinxMetadata = "0.5.0"
     const val postgresDriver = "42.4.0"
     const val junit = "5.8.2"
     const val assertj = "3.23.1"