diff --git a/profiles/thomas/programs/zsh.nix b/profiles/thomas/programs/zsh.nix
index 09fd3ca..5be8cb3 100644
--- a/profiles/thomas/programs/zsh.nix
+++ b/profiles/thomas/programs/zsh.nix
@@ -49,7 +49,7 @@ in
           EDITOR = "vim";
           PAGER = "less";
           CLICOLOR = "1";
-          GREP_COLOR = "mt=1;33";
+          GREP_COLOR = "1;33";
           IGNOREEOF = "1";
         };