diff --git a/pkgs/applications/version-management/meld/default.nix b/pkgs/applications/version-management/meld/default.nix
index 05db6d964c3..d5bd24cf938 100644
--- a/pkgs/applications/version-management/meld/default.nix
+++ b/pkgs/applications/version-management/meld/default.nix
@@ -1,18 +1,18 @@
-{ stdenv, fetchurl, itstool, python2Packages, intltool, wrapGAppsHook
+{ stdenv, fetchurl, itstool, python3Packages, intltool, wrapGAppsHook
 , libxml2, gobjectIntrospection, gtk3, gnome3, cairo, file
 }:
 
 
 let
-  minor = "3.16";
-  version = "${minor}.4";
-  inherit (python2Packages) python buildPythonApplication pycairo pygobject3;
+  minor = "3.18";
+  version = "${minor}.0";
+  inherit (python3Packages) python buildPythonApplication pycairo pygobject3;
 in buildPythonApplication rec {
   name = "meld-${version}";
 
   src = fetchurl {
     url = "mirror://gnome/sources/meld/${minor}/meld-${version}.tar.xz";
-    sha256 = "0rwflfkfnb9ydnk4k591x0il29d4dvz95cjs2f279blx64lgki4k";
+    sha256 = "0gi2jzgsrd5q2icyp6wphbn532ddg82nxhfxlffkniy7wnqmi0c4";
   };
 
   buildInputs = [
@@ -41,6 +41,8 @@ in buildPythonApplication rec {
 
   pythonPath = [ gtk3 ];
 
+  doCheck = false;
+
   meta = with stdenv.lib; {
     description = "Visual diff and merge tool";
     homepage = http://meldmerge.org/;