diff --git a/keyserver/curl-shim.c b/keyserver/curl-shim.c
index be8778096..93d05b007 100644
--- a/keyserver/curl-shim.c
+++ b/keyserver/curl-shim.c
@@ -165,6 +165,8 @@ curl_easy_setopt(CURL *curl,CURLoption option,...)
       break;
     }
 
+  va_end(ap);
+
   return handle_error(curl,CURLE_OK,NULL);
 }