diff --git a/packaging/3rdParty-devel/CMakeLists.txt b/packaging/3rdParty-devel/CMakeLists.txt
index a919c5b1c..3b328b1e0 100644
--- a/packaging/3rdParty-devel/CMakeLists.txt
+++ b/packaging/3rdParty-devel/CMakeLists.txt
@@ -325,7 +325,7 @@ if(OPTION_PNG)
    set(PNG_ARGS ${EXTERNALS_CMAKE_ARGS} -DPNG_SHARED=off -DPNG_TESTS=off -DCMAKE_DEBUG_POSTFIX='')
    ExternalProject_Add(${PNG_PROJECT} 
       DOWNLOAD_NAME ${PNG_PROJECT}.tar.gz 
-      URL http://sourceforge.net/projects/libpng/files/libpng16/1.6.19/libpng-1.6.19.tar.gz/download 
+      URL http://sourceforge.net/projects/libpng/files/libpng16/older-releases/1.6.19/libpng-1.6.19.tar.gz/download 
       URL_HASH MD5=3121BDC77C365A87E054B9F859F421FE
       CMAKE_ARGS ${PNG_ARGS}
       DEPENDS zlib-1.2.8