diff --git a/src/inc/routes/apiv2/tags.mjs b/src/inc/routes/apiv2/tags.mjs
index 2b04680..315930e 100644
--- a/src/inc/routes/apiv2/tags.mjs
+++ b/src/inc/routes/apiv2/tags.mjs
@@ -49,18 +49,19 @@ export default router => {
             insert into "tags" ${
               db({
                 tag: tagname
-              }, 'tag')
+              })
             }
             returning id
-          `)[0];
+          `)[0].id;
         }
+
         await db`
           insert into "tags_assign" ${
             db({
               tag_id: +tagid,
               item_id: +postid,
               user_id: +req.session.id
-            }, 'tag_id', 'item_id', 'user_id')
+            })
           }
         `;
       } catch(err) {
@@ -98,7 +99,7 @@ export default router => {
               item_id: +postid,
               tag_id: 1,
               user_id: +req.session.id
-            }, 'item_id', 'tag_id', 'user_id')
+            })
           }
         `;
       }
@@ -106,7 +107,7 @@ export default router => {
         // update
         await db`
           update "tags_assign"
-          set tag_id = ${db`(array[2,1])[tag_id]`}
+          set tag_id = (array[2,1])[tag_id]
           where tag_id = any(array[1,2])
           and item_id = ${+postid}
         `;