diff --git a/tests/phpstan.autoload.inc.php b/tests/phpstan.autoload.inc.php
index b35fd35..889f99c 100644
--- a/tests/phpstan.autoload.inc.php
+++ b/tests/phpstan.autoload.inc.php
@@ -27,7 +27,6 @@
 // Define application config lookup path
 $paths = [
     get_include_path(),
-    $base . '/config',
     $base . '/src',
 ];
 
diff --git a/tests/test.bootstrap.inc.php b/tests/test.bootstrap.inc.php
index c10f13c..1322b5e 100644
--- a/tests/test.bootstrap.inc.php
+++ b/tests/test.bootstrap.inc.php
@@ -12,12 +12,15 @@
 
 $base = __DIR__ . '/..';
 
+// Define application config lookup path
+$paths = [
+    get_include_path(),
+    $base . '/src',
+    $base . '/tests/statics/Core' ,
+];
+
 set_include_path(
-    $base . '/src:' .
-    $base . '/tests:' .
-    $base . '/tests/statics:' .
-    $base . '/tests/statics/Core:' .
-    get_include_path()
+    implode(':', $paths)
 );
 
 if (file_exists($base . '/vendor/autoload.php') == TRUE)