diff --git a/framework/core/src/Extend/Middleware.php b/framework/core/src/Extend/Middleware.php
index 2dad16a4e..4022f7908 100644
--- a/framework/core/src/Extend/Middleware.php
+++ b/framework/core/src/Extend/Middleware.php
@@ -81,7 +81,7 @@ class Middleware implements ExtenderInterface
             foreach ($this->insertBeforeMiddlewares as $originalMiddleware => $newMiddleware) {
                 array_splice(
                     $existingMiddleware,
-                    array_search($originalMiddleware, $existingMiddleware) + 1,
+                    array_search($originalMiddleware, $existingMiddleware),
                     0,
                     $newMiddleware
                 );
@@ -90,7 +90,7 @@ class Middleware implements ExtenderInterface
             foreach ($this->insertAfterMiddlewares as $originalMiddleware => $newMiddleware) {
                 array_splice(
                     $existingMiddleware,
-                    array_search($originalMiddleware, $existingMiddleware),
+                    array_search($originalMiddleware, $existingMiddleware) + 1,
                     0,
                     $newMiddleware
                 );
diff --git a/framework/core/tests/integration/extenders/MiddlewareTest.php b/framework/core/tests/integration/extenders/MiddlewareTest.php
index dca895be6..3057a3dd7 100644
--- a/framework/core/tests/integration/extenders/MiddlewareTest.php
+++ b/framework/core/tests/integration/extenders/MiddlewareTest.php
@@ -101,7 +101,7 @@ class MiddlewareTest extends TestCase
         $originalMiddlewarePosition = array_search('X-First-Test-Middleware', array_keys($headers));
 
         $this->assertEquals(200, $response->getStatusCode());
-        $this->assertLessThan($originalMiddlewarePosition, $newMiddlewarePosition);
+        $this->assertLessThan($newMiddlewarePosition, $originalMiddlewarePosition);
     }
 
     /**
@@ -120,7 +120,7 @@ class MiddlewareTest extends TestCase
         $originalMiddlewarePosition = array_search('X-First-Test-Middleware', array_keys($headers));
 
         $this->assertEquals(200, $response->getStatusCode());
-        $this->assertGreaterThan($originalMiddlewarePosition, $newMiddlewarePosition);
+        $this->assertGreaterThan($newMiddlewarePosition, $originalMiddlewarePosition);
     }
 }