diff --git a/pkgs/development/libraries/fmt/default.nix b/pkgs/development/libraries/fmt/default.nix
index e2dcaadf5206..01b2b6828611 100644
--- a/pkgs/development/libraries/fmt/default.nix
+++ b/pkgs/development/libraries/fmt/default.nix
@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  fetchpatch,
   cmake,
   enableShared ? !stdenv.hostPlatform.isStatic,
 
@@ -39,7 +40,7 @@ let
 
       nativeBuildInputs = [ cmake ];
 
-      cmakeFlags = [ "-DBUILD_SHARED_LIBS=${if enableShared then "ON" else "OFF"}" ];
+      cmakeFlags = [ (lib.cmakeBool "BUILD_SHARED_LIBS" enableShared) ];
 
       doCheck = true;
 
@@ -86,5 +87,12 @@ in
   fmt_11 = generic {
     version = "11.0.2";
     hash = "sha256-IKNt4xUoVi750zBti5iJJcCk3zivTt7nU12RIf8pM+0=";
+    patches = [
+      (fetchpatch {
+        name = "get-rid-of-std-copy-fix-clang.patch";
+        url = "https://github.com/fmtlib/fmt/commit/6e462b89aa22fd5f737ed162d0150e145ccb1914.patch";
+        hash = "sha256-tRU1y1VCxtQ5J2yvFmwUx+YNcQs8izzLImD37KBiCFk=";
+      })
+    ];
   };
 }