diff --git a/composer.json b/composer.json
index 9fe69a4a..c0711508 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     },
     "require-dev": {
         "wp-cli/db-command": "^1.3 || ^2 || ^3",
-        "wp-cli/wp-cli-tests": "^5"
+        "wp-cli/wp-cli-tests": "dev-ci/parallel-integration#04a78ab9833119b5af984ea4d17a2153ae69547f as 5.1.99"
     },
     "config": {
         "process-timeout": 7200,
@@ -66,7 +66,10 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "scripts": {
-        "behat": "run-behat-tests",
+        "behat": [
+            "@putenv WP_CLI_TEST_PARALLEL=4",
+            "run-behat-tests"
+        ],
         "behat-rerun": "rerun-behat-tests",
         "lint": "run-linter-tests",
         "lint-gherkin": "run-gherkin-lint-tests",
diff --git a/features/config-backcompat.feature b/features/config-backcompat.feature
index b7f30844..0d021e64 100644
--- a/features/config-backcompat.feature
+++ b/features/config-backcompat.feature
@@ -6,7 +6,7 @@ Feature: Backwards compatibility
     When I run `wp config get --constant=DB_NAME`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
   Scenario: wp config get --global=<global> --> wp config get <name> --type=variable
diff --git a/features/config-get-field.feature b/features/config-get-field.feature
index 569e27e8..63c16fbd 100644
--- a/features/config-get-field.feature
+++ b/features/config-get-field.feature
@@ -6,7 +6,7 @@ Feature: Get the value of a constant or variable defined in wp-config.php and wp
     When I run `wp config get DB_NAME --type=constant`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
   Scenario: Get the value of an existing wp-config.php constant without explicit type
@@ -15,7 +15,7 @@ Feature: Get the value of a constant or variable defined in wp-config.php and wp
     When I run `wp config get DB_NAME`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
   Scenario: Get the value of an existing wp-config.php variable
@@ -172,7 +172,7 @@ Feature: Get the value of a constant or variable defined in wp-config.php and wp
     When I run `wp config get DB_NAME --type=constant --config-file='wp-custom-config.php'`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
   Scenario: Get the value of an entry that exists as both a variable and a constant should yield a helpful error
@@ -248,20 +248,20 @@ Feature: Get the value of a constant or variable defined in wp-config.php and wp
     When I run `wp config get DB_NAME`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
     When I run `wp config get DB_NAME --format=json`
     Then STDOUT should be:
       """
-      "wp_cli_test"
+      "{DB_NAME}"
       """
 
     When I run `wp config get DB_NAME --format=yaml`
     Then STDOUT should be:
       """
       ---
-      - wp_cli_test
+      - {DB_NAME}
       """
 
   @custom-config-file
@@ -278,20 +278,20 @@ Feature: Get the value of a constant or variable defined in wp-config.php and wp
     When I run `wp config get DB_NAME --config-file='wp-custom-config.php'`
     Then STDOUT should be:
       """
-      wp_cli_test
+      {DB_NAME}
       """
 
     When I run `wp config get DB_NAME --format=json --config-file='wp-custom-config.php'`
     Then STDOUT should be:
       """
-      "wp_cli_test"
+      "{DB_NAME}"
       """
 
     When I run `wp config get DB_NAME --format=yaml --config-file='wp-custom-config.php'`
     Then STDOUT should be:
       """
       ---
-      - wp_cli_test
+      - {DB_NAME}
       """
 
   Scenario: Get a boolean true constant from wp-config.php shows literal "true"