diff --git a/pkgs/by-name/ni/ninja/package.nix b/pkgs/by-name/ni/ninja/package.nix
index 3402bcfca625..9ca66b2be505 100644
--- a/pkgs/by-name/ni/ninja/package.nix
+++ b/pkgs/by-name/ni/ninja/package.nix
@@ -1,7 +1,6 @@
 { lib
 , stdenv
 , fetchFromGitHub
-, fetchpatch
 , asciidoc
 , docbook_xml_dtd_45
 , docbook_xsl
@@ -15,13 +14,13 @@
 
 stdenv.mkDerivation rec {
   pname = "ninja";
-  version = "1.11.1";
+  version = "1.12.0";
 
   src = fetchFromGitHub {
     owner = "ninja-build";
     repo = "ninja";
     rev = "v${version}";
-    hash = "sha256-LvV/Fi2ARXBkfyA1paCRmLUwCh/rTyz+tGMg2/qEepI=";
+    hash = "sha256-ewMn735TJTiQZYk3Y7QxNLRnKh6xdRUcdJzCX+HCmEo=";
   };
 
   depsBuildBuild = [ buildPackages.stdenv.cc ];
@@ -38,15 +37,6 @@ stdenv.mkDerivation rec {
     libxslt.bin
   ];
 
-  patches = lib.optionals stdenv.is32bit [
-    # Otherwise ninja may fail on some files in a larger FS.
-    (fetchpatch {
-      name = "stat64.patch";
-      url = "https://github.com/ninja-build/ninja/commit/7bba11ae704efc84cac5fde5e9be53f653f237d1.diff";
-      hash = "sha256-tINS57xLh1lwnYFWCQs5OudfgtIShaOh5zbmv7w5BnQ=";
-    })
-  ];
-
   postPatch = ''
     # write rebuild args to file after bootstrap
     substituteInPlace configure.py --replace "subprocess.check_call(rebuild_args)" "open('rebuild_args','w').write(rebuild_args[0])"