diff --git a/imap/conversations.c b/imap/conversations.c
index 936eae33f6..6e91b8acf0 100644
--- a/imap/conversations.c
+++ b/imap/conversations.c
@@ -465,10 +465,9 @@ EXPORTED int conversations_open_user(const char *userid, int shared,
 EXPORTED int conversations_open_mbox(const char *mboxname, int shared, struct conversations_state **statep)
 {
     char *path = conversations_getmboxpath(mboxname);
-    int r;
     if (!path) return IMAP_MAILBOX_BADNAME;
     char *userid = mboxname_to_userid(mboxname);
-    r = conversations_open_path(path, userid, shared, statep);
+    int r = conversations_open_path(path, userid, shared, statep);
     free(userid);
     free(path);
     return r;