diff --git a/lib/url.c b/lib/url.c
index cf34514b1a..527d698390 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -2285,7 +2285,11 @@ static CURLcode parse_proxy(struct Curl_easy *data,
     conn->bits.proxy_user_passwd = TRUE; /* enable it */
   }
 
-  (void)curl_url_get(uhp, CURLUPART_PORT, &portptr, 0);
+  uc = curl_url_get(uhp, CURLUPART_PORT, &portptr, 0);
+  if(uc == CURLUE_OUT_OF_MEMORY) {
+    result = CURLE_OUT_OF_MEMORY;
+    goto error;
+  }
 
   if(portptr) {
     curl_off_t num;