diff --git a/src/drivers/PostgresDriver.ts b/src/drivers/PostgresDriver.ts
index f6fd8fc..c3f4f86 100644
--- a/src/drivers/PostgresDriver.ts
+++ b/src/drivers/PostgresDriver.ts
@@ -116,7 +116,9 @@ export default class PostgresDriver extends AbstractDriver {
                     if (resp.isunique === "1") options.unique = true;
 
                     const generated =
-                        resp.isidentity === "YES" || resp.is_identity === "YES" ? true : undefined;
+                        resp.isidentity === "YES" || resp.is_identity === "YES"
+                            ? true
+                            : undefined;
                     const defaultValue = generated
                         ? undefined
                         : PostgresDriver.ReturnDefaultValueFunction(
diff --git a/test/integration/github-issues/65/entity/PostReader.ts b/test/integration/github-issues/65/entity/PostReader.ts
index 37a0462..0a7663c 100644
--- a/test/integration/github-issues/65/entity/PostReader.ts
+++ b/test/integration/github-issues/65/entity/PostReader.ts
@@ -26,5 +26,5 @@ export class PostReader {
     post: Post;
 
     @RelationId((postReader: PostReader) => postReader.post)
-    postId: number[];
+    postId: number;
 }