README.md in looksist-0.3.1 vs README.md in looksist-0.3.2

@@ -219,10 +219,10 @@
                 }
             }
         }
       end
 
-      class_inject after: :metrics, at: '$.table.database', 
+      inject after: :metrics, at: '$.table.database', 
                     using: :employee_id, populate: :employee_name
       
     end
 
     # Mocks removed to keep it simple.