diff --git a/src/testcurl/test_iplimit.c b/src/testcurl/test_iplimit.c
index 076f15bd..09fe7773 100644
--- a/src/testcurl/test_iplimit.c
+++ b/src/testcurl/test_iplimit.c
@@ -135,7 +135,7 @@ testMultithreadedGet ()
   d = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG,
                         port, NULL, NULL,
                         &ahc_echo, "GET",
-                        MHD_OPTION_PER_IP_CONNECTION_LIMIT, 2,
+                        MHD_OPTION_PER_IP_CONNECTION_LIMIT, (unsigned int) 2,
                         MHD_OPTION_END);
   if (d == NULL)
     return 16;
@@ -246,7 +246,7 @@ testMultithreadedPoolGet ()
 
   d = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG,
                         port, NULL, NULL, &ahc_echo, "GET",
-                        MHD_OPTION_PER_IP_CONNECTION_LIMIT, 2,
+                        MHD_OPTION_PER_IP_CONNECTION_LIMIT, (unsigned int) 2,
                         MHD_OPTION_THREAD_POOL_SIZE, MHD_CPU_COUNT,
                         MHD_OPTION_END);
   if (d == NULL)