diff --git a/README.md b/README.md
index 0945aa9..0f46457 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 > **RL Sorting** is a Drupal module by [DXPR](https://dxpr.com) that applies
-> Thompson Sampling reinforcement learning to Views sort orders, automatically
-> surfacing high-performing content variants without manual A/B test configuration.
+> Thompson Sampling reinforcement learning to Views sort orders,
+> automatically surfacing high-performing content variants without manual A/B
+> test configuration.
 >
 > [Getting Started](https://dxpr.com/c/marketing-cms) |
 > [Pricing](https://dxpr.com/pricing) |
diff --git a/rl_sorting.install b/rl_sorting.install
index fefa1ab..3144e0c 100644
--- a/rl_sorting.install
+++ b/rl_sorting.install
@@ -73,7 +73,7 @@ function rl_sorting_install() {
       continue;
     }
     $modified = FALSE;
-    foreach ($displays as $display_id => &$display) {
+    foreach ($displays as &$display) {
       if (!isset($display['display_options']['sorts']['ai_sorting'])) {
         continue;
       }
diff --git a/scripts/prepare-drupal-lint.sh b/scripts/prepare-drupal-lint.sh
index 7f2592a..654e12a 100755
--- a/scripts/prepare-drupal-lint.sh
+++ b/scripts/prepare-drupal-lint.sh
@@ -1,5 +1,4 @@
 #!/bin/bash
-set -e
 
 if [ -z "$TARGET_DRUPAL_CORE_VERSION" ]; then
   # default to target Drupal 11, you can override this by setting the secrets value on your github repo
@@ -17,17 +16,17 @@ echo "TARGET_DRUPAL_CORE_VERSION: $TARGET_DRUPAL_CORE_VERSION"
 # Add this line to avoid the plugin prompt
 composer config --global allow-plugins.dealerdirect/phpcodesniffer-composer-installer true
 
-composer global require drupal/coder --dev
-composer global require phpcompatibility/php-compatibility --dev
+# Solve phpcs 3 with coder 8.3 and PHPCompatibility 9 together; coder 9 needs phpcs 4.
+composer global require drupal/coder:^8.3 phpcompatibility/php-compatibility:^9.3 squizlabs/php_codesniffer:^3.13 --dev || exit 1
 
 export PATH="$PATH:$COMPOSER_HOME/vendor/bin"
 
-composer global require dealerdirect/phpcodesniffer-composer-installer --dev
+composer global require dealerdirect/phpcodesniffer-composer-installer --dev || exit 1
 
 composer global show -P
 phpcs -i
 
 phpcs --config-set colors 1
-phpcs --config-set drupal_core_version 11$TARGET_DRUPAL_CORE_VERSION
+phpcs --config-set drupal_core_version "$TARGET_DRUPAL_CORE_VERSION"
 
 phpcs --config-show 
\ No newline at end of file