diff --git a/src/tools/cleanup.ts b/src/tools/cleanup.ts
index 89994bd..18b6f07 100644
--- a/src/tools/cleanup.ts
+++ b/src/tools/cleanup.ts
@@ -15,13 +15,7 @@ Arguments:
 - \`noRemote\` (boolean, optional): When true, only delete local tags and do not push deletions to any remote.`,
   args: {
     remote: tool.schema
-      .union([
-        tool.schema
-          .string()
-          .describe(
-            "Remote name to push deletions to. Error if doesn't exist.",
-          )
-      ])
+      .string()
       .optional()
       .describe(
         "Remote handling: string=specific remote, undefined=first available remote",