diff --git a/scripts/build.sh b/scripts/build.sh
index 4d6656a..25b6ff6 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -14,12 +14,13 @@ else
   port=5432
 fi
 
-docker compose rm -vsf "$base_or_head"
-
 db() {
   echo -n "postgresql:///$1?port=$port&user=$POSTGRES_USER&password=$POSTGRES_PASSWORD"
 }
 
+docker compose rm -vsf "$base_or_head"
+until ! psql $(db postgres) -c "select 1" &>/dev/null; do true; done;
+
 isready() {
   until psql $(db postgres) -c "select 1" &>/dev/null; do true; done;
 }