diff --git a/pkgs/tools/misc/mc/default.nix b/pkgs/tools/misc/mc/default.nix
index be24d3e2c0b7..511314324fc2 100644
--- a/pkgs/tools/misc/mc/default.nix
+++ b/pkgs/tools/misc/mc/default.nix
@@ -58,6 +58,9 @@ stdenv.mkDerivation rec {
   postPatch = ''
     substituteInPlace src/filemanager/ext.c \
       --replace /bin/rm ${coreutils}/bin/rm
+
+    substituteInPlace misc/ext.d/misc.sh.in \
+      --replace /bin/cat ${coreutils}/bin/cat
   '';
 
   preFixup = ''