diff --git a/pkgs/tools/text/grip-search/default.nix b/pkgs/tools/text/grip-search/default.nix
index 57f0139dbc98..dd272af06bf3 100644
--- a/pkgs/tools/text/grip-search/default.nix
+++ b/pkgs/tools/text/grip-search/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, boost, pkg-config, cmake, catch2 }:
+{ lib, stdenv, fetchFromGitHub, fetchpatch, boost, pkg-config, cmake, catch2 }:
 
 stdenv.mkDerivation rec {
   pname = "grip-search";
@@ -17,8 +17,17 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ boost ];
 
-  patchPhase = ''
-    substituteInPlace src/general/config.h --replace "CUSTOM-BUILD" "${version}"
+  patches = [
+    # Can be removed after this upstream PR gets merged: https://github.com/sc0ty/grip/pull/6
+    (fetchpatch {
+      name = "include-cstdint.patch";
+      url = "https://github.com/sc0ty/grip/commit/da37b3c805306ee4ea617ce3f1487b8ee9876e50.patch";
+      hash = "sha256-Xh++oDn5qn5NPgng7gfeCkO5FN9OmW+8fGhDLpAJfR8=";
+    })
+  ];
+
+  postPatch = ''
+    substituteInPlace src/general/config.h --replace-fail "CUSTOM-BUILD" "${version}"
   '';
 
   meta = with lib; {