diff --git a/src/app/db/migrations/0187_mean_salo.sql b/src/app/db/migrations/0187_mean_salo.sql
index c4e6a1fd..2760ab42 100644
--- a/src/app/db/migrations/0187_mean_salo.sql
+++ b/src/app/db/migrations/0187_mean_salo.sql
@@ -1,2 +1,2 @@
-ALTER TABLE "epc_window" RENAME COLUMN "pvc_frame" TO "frame_material" DROP NOT NULL;--> statement-breakpoint
+ALTER TABLE "epc_window" RENAME COLUMN "pvc_frame" TO "frame_material";--> statement-breakpoint
 ALTER TABLE "epc_window" ALTER COLUMN "transmission_data_source" SET DATA TYPE text;
\ No newline at end of file
diff --git a/src/app/db/migrations/meta/0187_snapshot.json b/src/app/db/migrations/meta/0187_snapshot.json
index bed4c961..76fbc0a4 100644
--- a/src/app/db/migrations/meta/0187_snapshot.json
+++ b/src/app/db/migrations/meta/0187_snapshot.json
@@ -4498,7 +4498,7 @@
           "name": "frame_material",
           "type": "text",
           "primaryKey": false,
-          "notNull": false
+          "notNull": true
         },
         "frame_factor": {
           "name": "frame_factor",