diff --git a/app/Http/Middleware/ContentSecurityPolicyHeader.php b/app/Http/Middleware/ContentSecurityPolicyHeader.php
deleted file mode 100644
index 45c87a59e..000000000
--- a/app/Http/Middleware/ContentSecurityPolicyHeader.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-namespace App\Http\Middleware;
-
-use Closure;
-
-class ContentSecurityPolicyHeader
-{
-    /**
-     * Handle the given request and get the response.
-     *
-     * @param  \Illuminate\Http\Request  $request
-     * @param  \Closure  $next
-     * @return \Illuminate\Http\Response
-     */
-    public function handle($request, Closure $next)
-    {
-        if ((config('app.debug')=='true')  || (config('app.enable_csp')!='true')) {
-            $response = $next($request);
-            return $response;
-        }
-
-        $policy[] = "default-src 'self'";
-        $policy[] = "style-src 'self' 'unsafe-inline' oss.maxcdn.com";
-        $policy[] = "script-src 'self' 'unsafe-inline' 'unsafe-eval' cdnjs.cloudflare.com";
-        $policy[] = "connect-src 'self'";
-        $policy[] = "object-src 'none'";
-        $policy[] = "font-src 'self' data:";
-        $policy[] = "img-src 'self' data: gravatar.com";
-        $policy = join(';', $policy);
-
-        $response = $next($request);
-        $response->headers->set('Content-Security-Policy', $policy);
-        return $response;
-    }
-}