diff --git a/includes/Checker/Preparations/Universal_Runtime_Preparation.php b/includes/Checker/Preparations/Universal_Runtime_Preparation.php
index 29bdc610b..5d8e4bbf3 100644
--- a/includes/Checker/Preparations/Universal_Runtime_Preparation.php
+++ b/includes/Checker/Preparations/Universal_Runtime_Preparation.php
@@ -56,9 +56,9 @@ public function prepare() {
 
 		if ( ! defined( 'WP_PLUGIN_CHECK_PLUGIN_DIR_PATH' ) ) {
 			$plugins_dir  = defined( 'WP_PLUGIN_DIR' ) ? WP_PLUGIN_DIR : WP_CONTENT_DIR . '/plugins';
-			$theme_folder = $plugins_dir . '/plugin-check/test-content/themes';
+			$theme_folder = $plugins_dir . '/plugin-check/runtime-content/themes';
 		} else {
-			$theme_folder = WP_PLUGIN_CHECK_PLUGIN_DIR_PATH . 'test-content/themes';
+			$theme_folder = WP_PLUGIN_CHECK_PLUGIN_DIR_PATH . 'runtime-content/themes';
 		}
 
 		$use_minimal_theme_preparation = new Use_Minimal_Theme_Preparation( 'wp-empty-theme', $theme_folder );
diff --git a/test-content/themes/wp-empty-theme/comments.php b/runtime-content/themes/wp-empty-theme/comments.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/comments.php
rename to runtime-content/themes/wp-empty-theme/comments.php
diff --git a/test-content/themes/wp-empty-theme/footer.php b/runtime-content/themes/wp-empty-theme/footer.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/footer.php
rename to runtime-content/themes/wp-empty-theme/footer.php
diff --git a/test-content/themes/wp-empty-theme/functions.php b/runtime-content/themes/wp-empty-theme/functions.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/functions.php
rename to runtime-content/themes/wp-empty-theme/functions.php
diff --git a/test-content/themes/wp-empty-theme/header.php b/runtime-content/themes/wp-empty-theme/header.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/header.php
rename to runtime-content/themes/wp-empty-theme/header.php
diff --git a/test-content/themes/wp-empty-theme/inc/back-compat.php b/runtime-content/themes/wp-empty-theme/inc/back-compat.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/inc/back-compat.php
rename to runtime-content/themes/wp-empty-theme/inc/back-compat.php
diff --git a/test-content/themes/wp-empty-theme/inc/template-functions.php b/runtime-content/themes/wp-empty-theme/inc/template-functions.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/inc/template-functions.php
rename to runtime-content/themes/wp-empty-theme/inc/template-functions.php
diff --git a/test-content/themes/wp-empty-theme/inc/template-tags.php b/runtime-content/themes/wp-empty-theme/inc/template-tags.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/inc/template-tags.php
rename to runtime-content/themes/wp-empty-theme/inc/template-tags.php
diff --git a/test-content/themes/wp-empty-theme/index.php b/runtime-content/themes/wp-empty-theme/index.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/index.php
rename to runtime-content/themes/wp-empty-theme/index.php
diff --git a/test-content/themes/wp-empty-theme/min-style.css b/runtime-content/themes/wp-empty-theme/min-style.css
similarity index 100%
rename from test-content/themes/wp-empty-theme/min-style.css
rename to runtime-content/themes/wp-empty-theme/min-style.css
diff --git a/test-content/themes/wp-empty-theme/searchform.php b/runtime-content/themes/wp-empty-theme/searchform.php
similarity index 100%
rename from test-content/themes/wp-empty-theme/searchform.php
rename to runtime-content/themes/wp-empty-theme/searchform.php
diff --git a/test-content/themes/wp-empty-theme/style.css b/runtime-content/themes/wp-empty-theme/style.css
similarity index 100%
rename from test-content/themes/wp-empty-theme/style.css
rename to runtime-content/themes/wp-empty-theme/style.css
diff --git a/tests/phpunit/tests/Checker/Preparations/Use_Minimal_Theme_Preparation_Tests.php b/tests/phpunit/tests/Checker/Preparations/Use_Minimal_Theme_Preparation_Tests.php
index d6ce20883..9b8728edd 100644
--- a/tests/phpunit/tests/Checker/Preparations/Use_Minimal_Theme_Preparation_Tests.php
+++ b/tests/phpunit/tests/Checker/Preparations/Use_Minimal_Theme_Preparation_Tests.php
@@ -17,7 +17,7 @@ public function set_up() {
 
 		$this->theme_name = 'WP Empty Theme';
 		$this->theme_slug = 'wp-empty-theme';
-		$this->theme_dir  = TESTS_PLUGIN_DIR . '/test-content/themes';
+		$this->theme_dir  = TESTS_PLUGIN_DIR . '/runtime-content/themes';
 	}
 
 	public function test_get_theme_slug() {