diff --git a/pkgs/tools/graphics/pngcrush/default.nix b/pkgs/tools/graphics/pngcrush/default.nix
index cc086da5a13..d4383e36349 100644
--- a/pkgs/tools/graphics/pngcrush/default.nix
+++ b/pkgs/tools/graphics/pngcrush/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libpng }:
 
 stdenv.mkDerivation rec {
-  name = "pngcrush-1.7.85";
+  name = "pngcrush-1.7.92";
 
   src = fetchurl {
     url = "mirror://sourceforge/pmt/${name}-nolib.tar.xz";
-    sha256 = "1hvcync32x2ign694scafkj7xc73gzyy8n2l5z026yxckilyyv19";
+    sha256 = "0dlwbqckv90cpvg8qhkl3nk5yb75ddi61vbpmmp9n0j6qq9lp6y4";
   };
 
   configurePhase = ''