diff --git a/home-manager/home.nix b/home-manager/home.nix
index 08c55ca..c8b860c 100644
--- a/home-manager/home.nix
+++ b/home-manager/home.nix
@@ -135,9 +135,9 @@ in
 				run_a_command
 				while sleep 5; do
 					new_light=$(sunwait poll $LATITUDE $LONGITUDE)
-					if [[ "$new_light" != "$light" ]]; do
+					if [[ "$new_light" != "$light" ]]; then
 						run_a_command
-					do
+					fi
 				done
 			'';
 			executable = true;