diff --git a/java/jni/Application.mk b/java/jni/Application.mk
index 0f3697300..5f68ef6e1 100644
--- a/java/jni/Application.mk
+++ b/java/jni/Application.mk
@@ -1,5 +1,5 @@
 NDK_TOOLCHAIN_VERSION := clang
 APP_STL := c++_static
-APP_CPPFLAGS := -O2 -fPIE -fvectorize -Wall -fstack-protector -fexceptions -fno-strict-aliasing
+APP_CPPFLAGS := -O0 -fPIC -fPIE -fvectorize -Wall -fstack-protector -fexceptions -fno-strict-aliasing
 APP_PLATFORM := android-14
 APP_ABI := all