diff --git a/java/android/OlmLibSdk/olm-sdk/src/main/jni/Android.mk b/java/android/OlmLibSdk/olm-sdk/src/main/jni/Android.mk
index 7a8f20b..2695cab 100644
--- a/java/android/OlmLibSdk/olm-sdk/src/main/jni/Android.mk
+++ b/java/android/OlmLibSdk/olm-sdk/src/main/jni/Android.mk
@@ -18,6 +18,8 @@ LOCAL_CFLAGS+= -DOLMLIB_VERSION_MAJOR=$(MAJOR) \
 -DOLMLIB_VERSION_MINOR=$(MINOR) \
 -DOLMLIB_VERSION_PATCH=$(PATCH)
 
+#LOCAL_CFLAGS+= -DNDK_DEBUG=1
+
 LOCAL_C_INCLUDES+= $(LOCAL_PATH)/$(SRC_ROOT_DIR)/include/ \
 $(LOCAL_PATH)/$(SRC_ROOT_DIR)/lib