diff --git a/scripts/diff.sh b/scripts/diff.sh
index 991ccd8..b17603a 100755
--- a/scripts/diff.sh
+++ b/scripts/diff.sh
@@ -35,9 +35,6 @@ if [[ ! -f "$migration" ]]; then
   ./scripts/build.sh base "$base" 1>&2 || (echo "base failed to build" && exit 1)
   ./scripts/build.sh head "$head" 1>&2 || (echo "head failed to build" && exit 1)
 
-  until pg_isready --quiet -U "$POSTGRES_USER" -p 5432 && \
-        pg_isready --quiet -U "$POSTGRES_USER" -p 5433; do true; done;
-
   migra --unsafe "$(db 5432)" "$(db 5433)" || echo "migra exited with code $?. this is /probably/ fine" 1>&2
 else
   cat "$migration"