diff --git a/script/danger/dangerfile.ts b/script/danger/dangerfile.ts
index 99a29e51d9f..634d1df7ff0 100644
--- a/script/danger/dangerfile.ts
+++ b/script/danger/dangerfile.ts
@@ -61,6 +61,9 @@ if (includesIssueUrl) {
   );
 }
 
+const SCHEMA_CHANGE_ATTESTATION =
+  "The corresponding database schema migration has been created in the Cloud repo and applied to the production database.";
+
 const MIGRATION_SCHEMA_FILES = [
   "crates/collab/migrations/20251208000000_test_schema.sql",
   "crates/collab/migrations.sqlite/20221109000000_test_schema.sql",
@@ -71,13 +74,24 @@ const modifiedSchemaFiles = danger.git.modified_files.filter((file) =>
 );
 
 if (modifiedSchemaFiles.length > 0) {
-  warn(
-    [
-      "This PR modifies database schema files.",
-      "",
-      "If you are making database changes, a migration needs to be added in the Cloud repository.",
-    ].join("\n"),
-  );
+  if (body.includes(SCHEMA_CHANGE_ATTESTATION)) {
+    message(
+      [
+        "This PR modifies database schema files.",
+        "",
+        `The author has attested that ${SCHEMA_CHANGE_ATTESTATION.substring(0, 1).toLowerCase() + SCHEMA_CHANGE_ATTESTATION.substring(1)}`,
+      ].join("\n"),
+    );
+  } else {
+    const modifiedSchemaFilesStr = modifiedSchemaFiles.map((path) => "`" + path + "`").join(", ");
+    fail(
+      [
+        `This PR modifies database schema files (${modifiedSchemaFilesStr}), which requires creating a schema migration in the Cloud repository.`,
+        "Once the schema migraation has been created and applied, please add the following attestation to your PR description: ",
+        `"${SCHEMA_CHANGE_ATTESTATION}"`,
+      ].join("\n\n"),
+    );
+  }
 }
 
 const FIXTURE_CHANGE_ATTESTATION = "Changes to test fixtures are intentional and necessary.";