brew.sh: use brew update in update-preinstall

Preinstall update should be performed in a separate process,
so it can maintain and close its own update lock.

1 files changed, 1 insertions, 1 deletions

diff --git a/Library/brew.sh b/Library/brew.sh
index 0469244b3..5daeda325 100644
--- a/Library/brew.sh
+++ b/Library/brew.sh
@@ -224,7 +224,7 @@ update-preinstall() {
     # Hide shellcheck complaint:
     # shellcheck source=/dev/null
     source "$HOMEBREW_LIBRARY/Homebrew/cmd/update.sh"
-    homebrew-update --preinstall
+    brew update --preinstall
   fi
 }