diff --git a/README.md b/README.md
index 4756df3..a6d8c7d 100644
--- a/README.md
+++ b/README.md
@@ -2135,8 +2135,17 @@ the file as executable, and executing it. The OS then parses the shebang line
 into a command line and invokes it, including the path to the file. For
 example, if a recipe starts with `#!/usr/bin/env bash`, the final command that
 the OS runs will be something like `/usr/bin/env bash
-/tmp/PATH_TO_SAVED_RECIPE_BODY`. Keep in mind that different operating systems
-split shebang lines differently.
+/tmp/PATH_TO_SAVED_RECIPE_BODY`.
+
+Shebang line splitting is operating system dependent. When passing a command
+with arguments, you may need to tell `env` to split them explicitly by using
+the `-S` flag:
+
+```just
+run:
+  #!/usr/bin/env -S bash -x
+  ls
+```
 
 Windows does not support shebang lines. On Windows, `just` splits the shebang
 line into a command and arguments, saves the recipe body to a file, and invokes