diff --git a/samples/mandel/mandel.bat b/samples/mandel/mandel.bat
index 6a75d22091e391b54f62d50c51918d8c986e1d0b..42d0f383c58b1b3400076b4412cb20a87084363f 100644
--- a/samples/mandel/mandel.bat
+++ b/samples/mandel/mandel.bat
@@ -5,6 +5,8 @@ java ^
  -Dcom.amd.aparapi.enableVerboseJNI=false ^
  -Dcom.amd.aparapi.enableProfiling=false ^
  -Dcom.amd.aparapi.enableShowGeneratedOpenCL=false ^
+ -Dcom.amd.aparapi.enableVerboseJNIOpenCLResourceTracking=false ^
+ -Dcom.amd.aparapi.dumpFlags=true ^
  -Dcom.amd.aparapi.enableInstructionDecodeViewer=false ^
  -classpath ../../com.amd.aparapi/dist/aparapi.jar;mandel.jar ^
  com.amd.aparapi.sample.mandel.Main