diff --git a/frigate/db/sqlitevecq.py b/frigate/db/sqlitevecq.py
index 205364010..26d7e921c 100644
--- a/frigate/db/sqlitevecq.py
+++ b/frigate/db/sqlitevecq.py
@@ -1,19 +1,21 @@
+import sqlite3
+
 import sqlite_vec
 from playhouse.sqliteq import SqliteQueueDatabase
 
 
 class SqliteVecQueueDatabase(SqliteQueueDatabase):
-    def __init__(self, *args, load_vec_extension=False, **kwargs):
+    def __init__(self, *args, load_vec_extension: bool = False, **kwargs) -> None:
         super().__init__(*args, **kwargs)
-        self.load_vec_extension = load_vec_extension
+        self.load_vec_extension: bool = load_vec_extension
 
-    def _connect(self, *args, **kwargs):
-        conn = super()._connect(*args, **kwargs)
+    def _connect(self, *args, **kwargs) -> sqlite3.Connection:
+        conn: sqlite3.Connection = super()._connect(*args, **kwargs)
         if self.load_vec_extension:
             self._load_vec_extension(conn)
         return conn
 
-    def _load_vec_extension(self, conn):
+    def _load_vec_extension(self, conn: sqlite3.Connection) -> None:
         conn.enable_load_extension(True)
         sqlite_vec.load(conn)
         conn.enable_load_extension(False)