diff --git a/build.gradle b/build.gradle
index be4d7ee8a562b9..73b4ce2b094917 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
   ext.jdkVersionDefault = 17
-  ext.javaClassVersionDefault = 11
+  ext.javaClassVersionDefault = 8
 
   def springModules = ['mae-consumer', 'mce-consumer', 'pe-consumer']