diff --git a/README.md b/README.md
index e635aa5..6481c2c 100644
--- a/README.md
+++ b/README.md
@@ -53,7 +53,7 @@ MS_GITHUB_TOKEN=abc123 php run.php update --cms-major=5 --branch=next-minor --dr
 | --exclude=[modules] | Exclude the specified modules (without account prefix) separated by commas e.g. `silverstripe-mfa,silverstripe-totp` |
 | --dry-run | Do not push to github or create pull-requests |
 | --account | GitHub account to use for creating pull-requests (default: creative-commoners) |
-| --no-delete | Do not delete `_data` and `modules` directories before running |
+| --no-delete | Do not delete `_data` and `_modules` directories before running |
 | --update-prs | Update existing open PRs instead of creating new PRs |
 
 **Note** that using `--branch=github-default` will only run scripts in the `scripts/default-branch` directory.
diff --git a/funcs_scripts.php b/funcs_scripts.php
index e4618db..979d8fe 100644
--- a/funcs_scripts.php
+++ b/funcs_scripts.php
@@ -135,7 +135,7 @@ function module_is_recipe()
         error("Could not parse from composer.json - last error was $lastError");
     }
 
-    return $json->type ?? '' === 'silverstripe-recipe';
+    return ($json->type ?? '') === 'silverstripe-recipe';
 }
 
 /**
@@ -190,7 +190,7 @@ function is_composer_plugin()
         error("Could not parse from composer.json - last error was $lastError");
     }
 
-    return $json->type ?? '' === 'composer-plugin';
+    return ($json->type ?? '') === 'composer-plugin';
 }
 
 /**