diff --git a/docs/libcurl/opts/CURLINFO_CONTENT_LENGTH_DOWNLOAD_T.md b/docs/libcurl/opts/CURLINFO_CONTENT_LENGTH_DOWNLOAD_T.md
index 9bc57e0400..4f8faf6e99 100644
--- a/docs/libcurl/opts/CURLINFO_CONTENT_LENGTH_DOWNLOAD_T.md
+++ b/docs/libcurl/opts/CURLINFO_CONTENT_LENGTH_DOWNLOAD_T.md
@@ -9,7 +9,7 @@ See-also:
   - curl_easy_getinfo (3)
   - curl_easy_setopt (3)
 Protocol:
-  - HTTP
+  - All
 Added-in: 7.55.0
 ---