diff --git a/migration/src/m20230322_110525_create_post.rs b/migration/src/m20230322_110525_create_post.rs
index 6a91c91..821b64b 100644
--- a/migration/src/m20230322_110525_create_post.rs
+++ b/migration/src/m20230322_110525_create_post.rs
@@ -18,9 +18,9 @@ impl MigrationTrait for Migration {
                             .not_null()
                             .primary_key(),
                     )
-                    .col(ColumnDef::new(Post::Description).text().not_null())
+                    .col(ColumnDef::new(Post::Description).text().not_null().default(""))
                     .col(ColumnDef::new(Post::Uploader).text().not_null())
-                    .col(ColumnDef::new(Post::Approver).text().not_null())
+                    .col(ColumnDef::new(Post::Approver).text())
                     .col(ColumnDef::new(Post::Rating).integer().not_null())
                     .foreign_key(
                         ForeignKey::create()
diff --git a/src/entities/post.rs b/src/entities/post.rs
index e6fff62..b18cad8 100644
--- a/src/entities/post.rs
+++ b/src/entities/post.rs
@@ -11,8 +11,8 @@ pub struct Model {
     pub description: String,
     #[sea_orm(column_type = "Text")]
     pub uploader: String,
-    #[sea_orm(column_type = "Text")]
-    pub approver: String,
+    #[sea_orm(column_type = "Text", nullable)]
+    pub approver: Option<String>,
     pub rating: i32,
 }