diff --git a/public/s/js/admin.js b/public/s/js/admin.js
index 46b5635..882dddc 100644
--- a/public/s/js/admin.js
+++ b/public/s/js/admin.js
@@ -118,7 +118,7 @@ const flash = ({ type, msg }) => {
       let tt;
       input.addEventListener("keydown", async e => {
         if(e.key === "Enter") {
-          const tmptag = input.value;
+          const tmptag = input.value?.trim();
           if(tags.includes(tmptag))
             return alert("tag already exists");
           const res = await addTag(postid, tmptag);
diff --git a/src/inc/routes/apiv2.mjs b/src/inc/routes/apiv2.mjs
index 427a5ea..cd1b3d3 100644
--- a/src/inc/routes/apiv2.mjs
+++ b/src/inc/routes/apiv2.mjs
@@ -94,7 +94,7 @@ export default (router, tpl) => {
       }
   
       const postid = +req.post.postid;
-      const tag = req.post.tag;
+      const tag = req.post.tag?.trim();
   
       if(tag.length >= 45) {
         return res.reply({ body: JSON.stringify({