diff --git a/tools/bin/td b/tools/bin/td
index 0956a5e..a73cf30 100644
--- a/tools/bin/td
+++ b/tools/bin/td
@@ -79,7 +79,7 @@ recipe_build() {
 		obj=$(echo "$src" | sed -e 's/^src/build/' -e 's/\.c$/\.o/')
 		objs="$objs $obj"
     
-		if [ $(mod_time "$src") -gt $(mod_time "$obj") ]; then
+		if [ $(mod_time "$src") -ge $(mod_time "$obj") ]; then
 			echo "CC $obj"
 			obj_dir=$(dirname "$obj")
 			mkdir -p "$obj_dir"
diff --git a/tools/env.sh b/tools/env.sh
index 7c28019..760dfb0 100644
--- a/tools/env.sh
+++ b/tools/env.sh
@@ -9,4 +9,3 @@ makewhatis "$(pwd)/man"
 export PATH="$(pwd)/tools/bin:$PATH"
 export MANPATH="$(pwd)/man:$MANPATH"
 
-PS1="(td) $PS1"