diff --git a/vulkan/libvulkan/Android.mk b/vulkan/libvulkan/Android.mk
index 0beffdd..d2e28ff 100644
--- a/vulkan/libvulkan/Android.mk
+++ b/vulkan/libvulkan/Android.mk
@@ -20,6 +20,7 @@
 
 LOCAL_CFLAGS := -DLOG_TAG=\"vulkan\" \
 	-DVK_USE_PLATFORM_ANDROID_KHR \
+	-DVK_NO_PROTOTYPES \
 	-std=c99 -fvisibility=hidden -fstrict-aliasing \
 	-Weverything -Werror \
 	-Wno-padded \