diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9303e4d..22bc6ad 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -86,7 +86,7 @@
     BMCWEB_ENABLE_MUTUAL_TLS_AUTHENTICATION
     "Enables authenticating users through TLS client certificates.
     The BMCWEB_INSECURE_DISABLE_SSL must be OFF for this option to take effect."
-    OFF
+    ON
 )
 
 # Insecure options.  Every option that starts with a BMCWEB_INSECURE flag should