diff --git a/backend/src/cache.rs b/backend/src/cache.rs
index 3527d77..2205baf 100644
--- a/backend/src/cache.rs
+++ b/backend/src/cache.rs
@@ -53,6 +53,8 @@ pub fn clear(redis_conn: &mut Connection) -> Result<()> {
         redis::cmd("UNLINK").arg(key).query(redis_conn)?;
     }
 
+    redis::cmd("UNLINK").arg(keys::TAGS).query(redis_conn)?;
+
     for key in redis::cmd("KEYS")
         .arg(format!("{}*", keys::TAG_POSTS))
         .query::<Vec<String>>(redis_conn)?