diff --git a/CASA-auth-token/client/library/client.conf b/CASA-auth-token/client/library/client.conf
index 50c62d16..5796907e 100644
--- a/CASA-auth-token/client/library/client.conf
+++ b/CASA-auth-token/client/library/client.conf
@@ -58,7 +58,7 @@
 #              process to impersonate an ATS and obtain information that
 #              is confidential such as username and passwords.
 #
-AllowUntrustedCerts	true
+#AllowUntrustedCerts	true
 
 #
 # UsersCannotAllowInvalidCerts setting.
diff --git a/CASA-auth-token/client/library/linux/rpc.c b/CASA-auth-token/client/library/linux/rpc.c
index b0f7e0cd..c56057bd 100644
--- a/CASA-auth-token/client/library/linux/rpc.c
+++ b/CASA-auth-token/client/library/linux/rpc.c
@@ -208,6 +208,12 @@ OpenRpcSession(
                setOptError = true;
             }
 
+            if ((result = curl_easy_setopt(pSession->hCurl, CURLOPT_CAPATH, "/etc/ssl/certs")) != CURLE_OK)
+            {
+               DbgTrace(0, "-OpenRpcSession- Error setting CURLOPT_CAPATH, code = %d\n", result);
+               setOptError = true;
+            }
+
             pSession->headers = curl_slist_append(pSession->headers, "Content-Type: text/html");
             pSession->headers = curl_slist_append(pSession->headers, "Expect:");
             if ((result = curl_easy_setopt(pSession->hCurl, CURLOPT_HTTPHEADER, pSession->headers)) != CURLE_OK)