diff --git a/docs/abra/hack.md b/docs/abra/hack.md
index 154e1304..88e5a8fd 100644
--- a/docs/abra/hack.md
+++ b/docs/abra/hack.md
@@ -91,6 +91,12 @@ You can run a specific file.
 bats -Tp tests/integration/autocomplete.bats
 ```
 
+For example, if you want to check that all `abra recipe ...` tests remain working.
+
+```
+bats -Tp tests/integration/recipe_*
+```
+
 You can filter on test names to run specific kinds of tests.
 
 ```