1 files changed, 4 insertions, 2 deletions
diff --git a/lib/http_negotiate.c b/lib/http_negotiate.c
index 21658cf7a..a1baf29c3 100644
--- a/lib/http_negotiate.c
+++ b/lib/http_negotiate.c
@@ -62,8 +62,10 @@ CURLcode Curl_input_negotiate(struct connectdata *conn, bool proxy,
 
   if(!neg_ctx->server_name) {
     /* Generate our SPN */
-    char *spn = Curl_sasl_build_gssapi_spn("HTTP", proxy ? conn->proxy.name :
-                                                           conn->host.name);
+    char *spn = Curl_sasl_build_gssapi_spn(
+      proxy ? data->set.str[STRING_PROXY_SERVICE_NAME] :
+      data->set.str[STRING_SERVICE_NAME],
+      proxy ? conn->proxy.name : conn->host.name);
     if(!spn)
       return CURLE_OUT_OF_MEMORY;