diff --git a/zsh/update.zsh b/zsh/update.zsh
index 43d4507..93934a9 100644
--- a/zsh/update.zsh
+++ b/zsh/update.zsh
@@ -157,7 +157,7 @@ update() {
     # Update the dotfiles
     update-dotfiles
 
-    seconds=$((`date +%s` - $start_system_update ))
+    seconds=$((`date +%s` - $start ))
     formatted=`date -ud "@$seconds" +'%H hours %M minutes %S seconds'`
     echo "\033[32;1m=== Update finished in $formatted ===\033[0m"