diff --git a/src/hms123311.c b/src/hms123311.c
index d643d1ea..e50d1886 100644
--- a/src/hms123311.c
+++ b/src/hms123311.c
@@ -144,6 +144,7 @@ HMS_connect (const char *format, ...)
 
 	curl_easy_setopt(curl, CURLOPT_URL, url);
 	curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+	curl_easy_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
 
 	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, HMS_on_read);
 	curl_easy_setopt(curl, CURLOPT_WRITEDATA, buffer);