diff --git a/Library/Homebrew/utils/curl.rb b/Library/Homebrew/utils/curl.rb
index b57ff68b63f7b3cc532e32dbc891ac74fcc37b15..121e183262d164d87b2f31716b45d5a7e28b3b32 100644
--- a/Library/Homebrew/utils/curl.rb
+++ b/Library/Homebrew/utils/curl.rb
@@ -128,7 +128,7 @@ def curl_check_http_content(url, user_agents: [:default], check_content: false,
   end
 
   unless http_status_ok?(details[:status])
-    # The URL is protected by CloudFlare.
+    # Check if the URL is protected by CloudFlare.
     if details[:status].to_i == 503 &&
        details[:file].include?("set-cookie: __cfduid=") &&
        details[:file].include?("server: cloudflare")