diff --git a/CMakeLists.txt b/CMakeLists.txt
index f8bf1fc0..b3b88fdc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -67,9 +67,6 @@ set(libpng_sources
   pngwtran.c
   pngwutil.c
 )
-set(pngtest_sources
-  pngtest.c
-)
 # SOME NEEDED DEFINITIONS
 
 add_definitions(-DPNG_CONFIGURE_LIBPNG)