diff --git a/main.cpp b/main.cpp
index 3970635..1baffb8 100644
--- a/main.cpp
+++ b/main.cpp
@@ -48,6 +48,11 @@ int main( int argc, char* argv[]){
             CURLcode res;
             curl_easy_setopt(curl, CURLOPT_URL, argv[0]);
             res = curl_easy_perform(curl);
+            if(res != CURLE_OK){
+                fprintf(stderr, "curl_easy_perform() failed: %s\n",
+                curl_easy_strerror(res));
+                exit(1);
+            }
             curl_easy_cleanup(curl);
         }
         return 0;