diff --git a/crates/core/src/database/userblocks.rs b/crates/core/src/database/userblocks.rs
index 5fbb4d0..e42321b 100644
--- a/crates/core/src/database/userblocks.rs
+++ b/crates/core/src/database/userblocks.rs
@@ -30,7 +30,13 @@ impl DataManager {
         let mut out = Vec::new();
 
         for block in list {
-            out.push(self.get_user_by_id(block.receiver).await?);
+            out.push(match self.get_user_by_id(block.receiver).await {
+                Ok(ua) => ua,
+                Err(_) => {
+                    self.delete_userblock_sudo(block.id).await?;
+                    continue;
+                }
+            });
         }
 
         Ok(out)
@@ -196,4 +202,26 @@ impl DataManager {
         // return
         Ok(())
     }
+
+    pub async fn delete_userblock_sudo(&self, id: usize) -> Result<()> {
+        let conn = match self.connect().await {
+            Ok(c) => c,
+            Err(e) => return Err(Error::DatabaseConnection(e.to_string())),
+        };
+
+        let res = execute!(
+            &conn,
+            "DELETE FROM userblocks WHERE id = $1",
+            &[&(id as i64)]
+        );
+
+        if let Err(e) = res {
+            return Err(Error::DatabaseError(e.to_string()));
+        }
+
+        self.2.remove(format!("atto.userblock:{}", id)).await;
+
+        // return
+        Ok(())
+    }
 }