diff --git a/build.gradle.kts b/build.gradle.kts
index b6cc4f66ea9..576df8b16b0 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -9,11 +9,11 @@ plugins {
     signing
     id("org.cadixdev.licenser") version "0.6.1"
     id("org.sonarqube") version "4.0.0.2929"
-    id("io.freefair.lombok") version "8.0.1"
-    id("io.freefair.javadoc-links") version "8.0.1"
-    id("io.freefair.javadoc-utf-8") version "8.0.1"
-    id("io.freefair.aspectj.post-compile-weaving") version "8.0.1"
-    id("io.freefair.maven-central.validate-poms") version "8.0.1"
+    id("io.freefair.lombok") version "6.6.1"
+    id("io.freefair.javadoc-links") version "6.6.1"
+    id("io.freefair.javadoc-utf-8") version "6.6.1"
+    id("io.freefair.aspectj.post-compile-weaving") version "6.6.1"
+    id("io.freefair.maven-central.validate-poms") version "6.6.1"
     id("me.qoomon.git-versioning") version "6.4.2"
     id("com.github.ben-manes.versions") version "0.47.0"
     id("org.springframework.boot") version "2.7.11"