diff --git a/packages/client/src/lib/classifyTags.tsx b/packages/client/src/lib/classifyTags.tsx
index d72bea9..d6d3a63 100644
--- a/packages/client/src/lib/classifyTags.tsx
+++ b/packages/client/src/lib/classifyTags.tsx
@@ -20,6 +20,7 @@ export function classifyTags(tags: string[]): TagClassifyResult {
     for (const tag of tags) {
         const split = tag.split(":");
         if (split.length !== 2) {
+            result.rest.push(tag);
             continue;
         }
         const [prefix, name] = split;