diff --git a/pkgs/development/libraries/libpng/12.nix b/pkgs/development/libraries/libpng/12.nix
index 2cd8c1debaf2..6f59c94a56b5 100644
--- a/pkgs/development/libraries/libpng/12.nix
+++ b/pkgs/development/libraries/libpng/12.nix
@@ -3,11 +3,11 @@
 assert stdenv.hostPlatform == stdenv.buildPlatform -> zlib != null;
 
 stdenv.mkDerivation rec {
-  name = "libpng-1.2.57";
+  name = "libpng-1.2.59";
 
   src = fetchurl {
     url = "mirror://sourceforge/libpng/${name}.tar.xz";
-    sha256 = "1n2lrzjkm5jhfg2bs10q398lkwbbx742fi27zgdgx0x23zhj0ihg";
+    sha256 = "1izw9ybm27llk8531w6h4jp4rk2rxy2s9vil16nwik5dp0amyqxl";
   };
 
   outputs = [ "out" "dev" "man" ];