1 files changed, 2 insertions, 3 deletions
diff --git a/qc_app/db/tissues.py b/qc_app/db/tissues.py
index 062e824..9fe7bab 100644
--- a/qc_app/db/tissues.py
+++ b/qc_app/db/tissues.py
@@ -11,11 +11,10 @@ def all_tissues(conn: mdb.Connection) -> tuple[dict, ...]:
         return tuple(dict(row) for row in cursor.fetchall())
 
 
-def tissue_by_id(conn: mdb.Connection, tissueid: int) -> Optional[dict]:
+def tissue_by_id(conn: mdb.Connection, tissueid) -> Optional[dict]:
     """Retrieve a tissue by its ID"""
     with conn.cursor(cursorclass=DictCursor) as cursor:
-        cursor.execute("SELECT * FROM Tissue WHERE Id=%s",
-                       (tissueid,))
+        cursor.execute("SELECT * FROM Tissue WHERE Id=%s", (tissueid,))
         result = cursor.fetchone()
         if bool(result):
             return dict(result)