diff --git a/_config.yml b/_config.yml
index a3c532921f..703fc128a2 100755
--- a/_config.yml
+++ b/_config.yml
@@ -100,6 +100,7 @@ asciidoctor:
     icons: font
     outfilesuffix: ''
     add-copy-button-to-env-var: true
+    add-copy-button-to-config-props: true
 
 # Pages permalink
 defaults: