diff --git a/gradle/gradle_scripts/extension.gradle b/gradle/gradle_scripts/extension.gradle
index 23e3fb6f3..8b18a876c 100644
--- a/gradle/gradle_scripts/extension.gradle
+++ b/gradle/gradle_scripts/extension.gradle
@@ -11,7 +11,8 @@ def dev = tasks.register('createDevOutput', Copy) {
     dependsOn jar
     mustRunAfter jar
 
-    if (project.allExtensions.contains(project)) {
+    // Project equality does no longer work in gradle 8.10
+    if (project.allExtensions.stream().map(p -> p.toString()).toList().contains(project.toString())) {
         var source = "${project.jar.destinationDirectory.get()}"
         from source
         into "${project.rootDir}/app/build/ext_dev/$project.name"