diff --git a/convert-()-to-[].bash b/convert-()-to-[].bash
new file mode 100644
index 0000000..6a4dd3a
--- /dev/null
+++ b/convert-()-to-[].bash
@@ -0,0 +1,6 @@
+#!/bin/bash
+for f in *; do
+  newname=$(echo "$f" | sed 's/(\([^)]*\))/[\1]/')
+  [ "$f" != "$newname" ] && mv -- "$f" "$newname"
+done
+