diff --git a/libaac/Android.mk b/libaac/Android.mk
index 7f58414..38551d0 100644
--- a/libaac/Android.mk
+++ b/libaac/Android.mk
@@ -14,6 +14,7 @@
 
 LOCAL_32_BIT_ONLY := true
 LOCAL_MODULE := libwfdaac
+LOCAL_CFLAGS += -O0
 
 LOCAL_SANITIZE := integer_overflow
 include $(BUILD_SHARED_LIBRARY)
@@ -37,6 +38,7 @@
 
 LOCAL_32_BIT_ONLY := true
 LOCAL_MODULE := libwfdaac_vendor
+LOCAL_CFLAGS += -O0
 
 LOCAL_SANITIZE := integer_overflow
 include $(BUILD_SHARED_LIBRARY)