diff --git a/tests/EncodeTest.cpp b/tests/EncodeTest.cpp
index 0d5ea8a..c5f7937 100644
--- a/tests/EncodeTest.cpp
+++ b/tests/EncodeTest.cpp
@@ -20,7 +20,7 @@
 #include "include/encode/SkWebpEncoder.h"
 #include "include/private/SkImageInfoPriv.h"
 
-#include "png.h"
+#include <png.h>
 
 #include <algorithm>
 #include <string>