diff --git a/md/13-AppPackaging.md b/md/13-AppPackaging.md
index 2ad8703..a8caf58 100644
--- a/md/13-AppPackaging.md
+++ b/md/13-AppPackaging.md
@@ -45,11 +45,15 @@ Two commands:
 
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+.center[
 ### helm search hub  
+]
 This command search charts from repositories on Artifact Hub
 ]
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+.center[
 ### helm search repo
+]
 .right[
 This command search charts from your Helm configuration.  
 Type `helm` to find the location of your config file.