diff --git a/simgear/io/HTTPRepository.cxx b/simgear/io/HTTPRepository.cxx
index 6fd0b30e..52b87498 100644
--- a/simgear/io/HTTPRepository.cxx
+++ b/simgear/io/HTTPRepository.cxx
@@ -1174,7 +1174,7 @@ HTTPRepository::failure() const
     void HTTPRepoPrivate::failedToGetRootIndex(HTTPRepository::ResultCode st)
     {
         if (st == HTTPRepository::REPO_ERROR_FILE_NOT_FOUND) {
-            status == HTTPRepository::REPO_ERROR_NOT_FOUND;
+            status = HTTPRepository::REPO_ERROR_NOT_FOUND;
         } else {
             SG_LOG(SG_TERRASYNC, SG_WARN, "Failed to get root of repo:" << baseUrl << " " << st);
             status = st;