diff --git a/external/libpng b/external/libpng
index a37d483..e519af8 160000
--- a/external/libpng
+++ b/external/libpng
@@ -1 +1 @@
-Subproject commit a37d4836519517bdce6cb9d956092321eca3e73b
+Subproject commit e519af8b49f52c4ac400f50f23b48ebe36a5f4df