diff --git a/auth.cpp b/auth.cpp
index 50972b1..2e40236 100644
--- a/auth.cpp
+++ b/auth.cpp
@@ -1245,6 +1245,7 @@ std::string KeyAuth::api::req(std::string data, std::string url) {
     curl_easy_setopt(curl, CURLOPT_NOPROXY, XorStr( "keyauth.win" ) );
 
     curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
+    curl_easy_setopt(curl, CURLOPT_CERTINFO, 1L);
 
     curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data.c_str());