diff --git a/pkgs/development/tools/build-managers/waf/default.nix b/pkgs/development/tools/build-managers/waf/default.nix
index f8bbda61627a..72ea74c9aad8 100644
--- a/pkgs/development/tools/build-managers/waf/default.nix
+++ b/pkgs/development/tools/build-managers/waf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitLab, fetchpatch, python, ensureNewerSourcesForZipFilesHook
+{ stdenv, fetchFromGitLab, python, ensureNewerSourcesForZipFilesHook
 # optional list of extra waf tools, e.g. `[ "doxygen" "pytest" ]`
 , withTools ? null
 }:
@@ -8,22 +8,15 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "waf";
-  version = "2.0.18";
+  version = "2.0.19";
 
   src = fetchFromGitLab {
     owner = "ita1024";
     repo = "waf";
     rev = "${pname}-${version}";
-    sha256 = "1ifcanm2x2i8qwgfkwgdxwaqcdwsx5jg8bd1d6sqjps3pz7s5qxx";
+    sha256 = "1ydmx20blr776qnmnqp0whyiy81a3glln49m9fva2cmampmandpb";
   };
 
-  patches = [
-    (fetchpatch {
-      url = "https://gitlab.com/grahamc/waf/commit/fc1c98f1fb575fb26b867a61cbca79aa894db2ea.patch";
-      sha256 = "0kzfrr6nh1ay8nyk0i69nhkkrq7hskn7yw1qyjxrda1y3wxj6jp8";
-    })
-  ];
-
   buildInputs = [ python ensureNewerSourcesForZipFilesHook ];
 
   configurePhase = ''