diff --git a/config/_default/params.toml b/config/_default/params.toml
index 3ba2a4a..4911a5e 100644
--- a/config/_default/params.toml
+++ b/config/_default/params.toml
@@ -14,9 +14,6 @@ enableCodeCopy = true
 
 mainSections = ["posts"]
 
-disableImageOptimization = false
-disableTextInHeader = false
-
 # non-animated background
 defaultBackgroundImage = "/images/alps-keycaps.webp"