diff --git a/src/core/nm-connectivity.c b/src/core/nm-connectivity.c
index 8522bd8102..aaf9d810b3 100644
--- a/src/core/nm-connectivity.c
+++ b/src/core/nm-connectivity.c
@@ -767,7 +767,13 @@ do_curl_request(NMConnectivityCheckHandle *cb_data, const char *hosts)
     curl_easy_setopt(ehandle, CURLOPT_INTERFACE, cb_data->ifspec);
     curl_easy_setopt(ehandle, CURLOPT_RESOLVE, cb_data->concheck.hosts);
     curl_easy_setopt(ehandle, CURLOPT_IPRESOLVE, resolve);
+
+#if LIBCURL_VERSION_NUM >= 0x075500 /* libcurl 7.85.0 */
+    curl_easy_setopt(ehandle, CURLOPT_PROTOCOLS_STR, "HTTP,HTTPS");
+#else
     curl_easy_setopt(ehandle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
+#endif
+
     if (_LOGT_ENABLED() && easy_debug_enabled()) {
         curl_easy_setopt(ehandle, CURLOPT_DEBUGFUNCTION, easy_debug_cb);
         curl_easy_setopt(ehandle, CURLOPT_DEBUGDATA, cb_data);
diff --git a/src/nm-cloud-setup/nm-http-client.c b/src/nm-cloud-setup/nm-http-client.c
index a0053d472d..a0964e2165 100644
--- a/src/nm-cloud-setup/nm-http-client.c
+++ b/src/nm-cloud-setup/nm-http-client.c
@@ -305,7 +305,12 @@ nm_http_client_get(NMHttpClient       *self,
     curl_easy_setopt(edata->ehandle, CURLOPT_WRITEFUNCTION, _get_writefunction_cb);
     curl_easy_setopt(edata->ehandle, CURLOPT_WRITEDATA, edata);
     curl_easy_setopt(edata->ehandle, CURLOPT_PRIVATE, edata);
+
+#if LIBCURL_VERSION_NUM >= 0x075500 /* libcurl 7.85.0 */
+    curl_easy_setopt(edata->ehandle, CURLOPT_PROTOCOLS_STR, "HTTP,HTTPS");
+#else
     curl_easy_setopt(edata->ehandle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
+#endif
 
     if (http_headers) {
         for (i = 0; http_headers[i]; ++i) {