diff --git a/pkgs/tools/graphics/dmtx/default.nix b/pkgs/tools/graphics/dmtx/default.nix
index 74b1a2bf4edf..30b3baa4690b 100644
--- a/pkgs/tools/graphics/dmtx/default.nix
+++ b/pkgs/tools/graphics/dmtx/default.nix
@@ -1,19 +1,19 @@
-args :  
-let 
+args :
+let
   lib = args.lib;
   fetchurl = args.fetchurl;
 
-  version = lib.attrByPath ["version"] "0.7.2" args; 
+  version = lib.attrByPath ["version"] "0.7.4" args;
   buildInputs = with args; [
     libpng libtiff libjpeg librsvg imagemagick pkgconfig
-    zlib libX11 bzip2 libtool freetype fontconfig 
+    zlib libX11 bzip2 libtool freetype fontconfig
     ghostscript jasper xz
   ];
 in
 rec {
   src = fetchurl {
     url = "mirror://sourceforge/libdmtx/libdmtx-${version}.tar.bz2";
-    sha256 = "0iin2j3ad7ldj32dwc04g28k54iv3lrc5121rgyphm7l9hvigbvk";
+    sha256 = "0xnxx075ycy58n92yfda2z9zgd41h3d4ik5d9l197lzsqim5hb5n";
   };
 
   inherit buildInputs;
@@ -21,7 +21,7 @@ rec {
 
   /* doConfigure should be specified separately */
   phaseNames = ["doConfigure" "doMakeInstall"];
-      
+
   name = "dmtx-" + version;
   meta = {
     description = "DataMatrix (2D bar code) processing tools";