diff --git a/docs/installer.sh b/docs/installer.sh
index 3002bcd0f..6336e30c6 100644
--- a/docs/installer.sh
+++ b/docs/installer.sh
@@ -126,20 +126,24 @@ download_installer() {
     }
 }
 
+ensure_dest() {
+    printf "%s\n" "Installing to $dest"
+    command rm -rf "$dest" || die "Failed to delete $dest"
+    command mkdir -p "$dest" || die "Failed to mkdir -p $dest"
+    command rm -rf "$dest" || die "Failed to delete $dest"
+}
+
 linux_install() {
     command mkdir "$tdir/mp"
     command tar -C "$tdir/mp" "-xJof" "$installer" || die "Failed to extract kitty tarball"
-    printf "%s\n" "Installing to $dest"
-    command rm -rf "$dest" || die "Failed to delete $dest"
+    ensure_dest
     command mv "$tdir/mp" "$dest" || die "Failed to move kitty.app to $dest"
 }
 
 macos_install() {
     command mkdir "$tdir/mp"
     command hdiutil attach "$installer" "-mountpoint" "$tdir/mp" || die "Failed to mount kitty.dmg"
-    printf "%s\n" "Installing to $dest"
-    command rm -rf "$dest"
-    command mkdir -p "$dest" || die "Failed to create the directory: $dest"
+    ensure_dest
     command ditto -v "$tdir/mp/kitty.app" "$dest"
     rc="$?"
     command hdiutil detach "$tdir/mp"