diff --git a/layersvt/api_dump.h b/layersvt/api_dump.h
index 6e13b6de3..33bee96e7 100644
--- a/layersvt/api_dump.h
+++ b/layersvt/api_dump.h
@@ -60,6 +60,8 @@
 #include <unordered_set>
 #include <utility>

+#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
+
 #ifdef ANDROID

 #include <android/log.h>
diff --git a/layersvt/screenshot.cpp b/layersvt/screenshot.cpp
index b9743371c..6ee65c576 100755
--- a/layersvt/screenshot.cpp
+++ b/layersvt/screenshot.cpp
@@ -44,6 +44,8 @@ using namespace std;

 #include "screenshot_parsing.h"

+#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
+
 #ifdef ANDROID

 #include <android/log.h>