diff --git a/spec/lib/msf/core/exploit/http/server_spec.rb b/spec/lib/msf/core/exploit/http/server_spec.rb
index ae34fc7297..b3c10e7af7 100644
--- a/spec/lib/msf/core/exploit/http/server_spec.rb
+++ b/spec/lib/msf/core/exploit/http/server_spec.rb
@@ -16,11 +16,9 @@ RSpec.describe Msf::Exploit::Remote::HttpServer do
   end
 
   let(:mock_service) do
-    mock_service = double 'service',
-                          add_resource: nil,
-                          :'server_name' => nil
-
-    mock_service
+    double 'service',
+           add_resource: nil,
+           :'server_name=' => nil
   end
 
   before do