diff --git a/pkgs/development/libraries/libpng/15.nix b/pkgs/development/libraries/libpng/15.nix
index 15351798633..74012136b90 100644
--- a/pkgs/development/libraries/libpng/15.nix
+++ b/pkgs/development/libraries/libpng/15.nix
@@ -3,11 +3,11 @@
 assert zlib != null;
 
 stdenv.mkDerivation rec {
-  name = "libpng-1.5.18";
+  name = "libpng-1.5.19";
 
   src = fetchurl {
     url = "mirror://sourceforge/libpng/${name}.tar.xz";
-    sha256 = "119m71p60iq3yn2n8ckl4j4cxvbpddj6sgdpa6g05jzyg7vw54y0";
+    sha256 = "1s990cdsdlbb78aq4sj2vq2849p2nbbbnbk5p8f9w45rn0v5q98y";
   };
 
   propagatedBuildInputs = [ zlib ];