diff --git a/dotfiles/xmonad/build b/dotfiles/xmonad/build
index c9ca0ad6..f80b1e53 100755
--- a/dotfiles/xmonad/build
+++ b/dotfiles/xmonad/build
@@ -4,6 +4,5 @@ BIN=$1
 [[ -n "$BIN" ]] || BIN=xmonad
 
 stack install --local-bin-path "$PWD"
-date >> "$PWD/last_built"
 
 [[ -f "$BIN" ]] || ln -s xmonad "$BIN"