diff --git a/CleanSpec.mk b/CleanSpec.mk
index 19fc639..f8c96ff 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -783,6 +783,10 @@
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/)
 $(call add-clean-step, find $(OUT_DIR) -type f -name "*.jar" -print0 | xargs -0 rm -f)
 
+# Remove obsolete java compilation artifacts
+$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/)
+$(call add-clean-step, find $(OUT_DIR) -type f -name "*.jar" -print0 | xargs -0 rm -f)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************