diff --git a/encompass-cs/Attributes/QueryWith.cs b/encompass-cs/Attributes/QueryWith.cs
index ac8797d..1f2790f 100644
--- a/encompass-cs/Attributes/QueryWith.cs
+++ b/encompass-cs/Attributes/QueryWith.cs
@@ -1,7 +1,6 @@
 using Encompass.Exceptions;
 using System;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace Encompass
 {
diff --git a/encompass-cs/Attributes/QueryWithout.cs b/encompass-cs/Attributes/QueryWithout.cs
index 3332b45..f301674 100644
--- a/encompass-cs/Attributes/QueryWithout.cs
+++ b/encompass-cs/Attributes/QueryWithout.cs
@@ -1,7 +1,5 @@
-using Encompass.Exceptions;
-using System;
+using System;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace Encompass
 {
diff --git a/encompass-cs/Attributes/Reads.cs b/encompass-cs/Attributes/Reads.cs
index e508775..adea1a5 100644
--- a/encompass-cs/Attributes/Reads.cs
+++ b/encompass-cs/Attributes/Reads.cs
@@ -1,7 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using Encompass.Exceptions;
 
 namespace Encompass
 {
diff --git a/encompass-cs/Attributes/Writes.cs b/encompass-cs/Attributes/Writes.cs
index 0cc1250..2edf24d 100644
--- a/encompass-cs/Attributes/Writes.cs
+++ b/encompass-cs/Attributes/Writes.cs
@@ -1,7 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using Encompass.Exceptions;
 
 namespace Encompass
 {
diff --git a/encompass-cs/Engine.cs b/encompass-cs/Engine.cs
index 36d0ccd..548d7f6 100644
--- a/encompass-cs/Engine.cs
+++ b/encompass-cs/Engine.cs
@@ -108,11 +108,21 @@ namespace Encompass
                 QueryWithTypes = queryWithAttribute.QueryWithTypes;
             }
 
+            foreach (var queryType in QueryWithTypes)
+            {
+                ReadTypes.Add(queryType);
+            }
+
             var queryWithoutAttribute = GetType().GetCustomAttribute<QueryWithout>(false);
             if (queryWithoutAttribute != null)
             {
                 QueryWithoutTypes = queryWithoutAttribute.QueryWithoutTypes;
             }
+
+            foreach (var queryType in QueryWithoutTypes)
+            {
+                ReadTypes.Add(queryType);
+            }
         }
 
         public override bool Equals(object obj)
diff --git a/encompass-cs/UberEngine.cs b/encompass-cs/UberEngine.cs
index 54adce6..bc7c299 100644
--- a/encompass-cs/UberEngine.cs
+++ b/encompass-cs/UberEngine.cs
@@ -1,8 +1,6 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Reflection;
-using System.Runtime.CompilerServices;
 
 namespace Encompass
 {
diff --git a/test/EngineTest.cs b/test/EngineTest.cs
index c5621fe..a059008 100644
--- a/test/EngineTest.cs
+++ b/test/EngineTest.cs
@@ -1411,7 +1411,6 @@ namespace Tests
             struct MockComponentC : IComponent { }
             struct MockComponentD : IComponent { }
 
-            [Reads(typeof(MockComponent), typeof(MockComponentB))]
             [Writes(typeof(MockComponentB))]
             [QueryWith(typeof(MockComponent), typeof(MockComponentB))]
             class EntityQueryWithComponentsEngine : Engine
@@ -1465,7 +1464,6 @@ namespace Tests
                 queriedEntities.Should().BeEmpty();
             }
 
-            [Reads(typeof(MockComponent))]
             [Writes(typeof(MockComponent))]
             [QueryWithout(typeof(MockComponent))]
             class EntityQueryWithoutComponentsEngine : Engine
@@ -1519,7 +1517,6 @@ namespace Tests
                 queriedEntities.Should().BeEmpty();
             }
 
-            [Reads(typeof(MockComponent), typeof(MockComponentB), typeof(MockComponentD))]
             [QueryWith(typeof(MockComponent), typeof(MockComponentB))]
             [QueryWithout(typeof(MockComponentD))]
             class EntityQueryWithandWithoutComponentsEngine : Engine
@@ -1745,7 +1742,6 @@ namespace Tests
             }
 
             [ReadsImmediate(typeof(MockComponentB))]
-            [Reads(typeof(MockComponent))]
             [QueryWith(typeof(MockComponent), typeof(MockComponentB))]
             class EntityQueryWithImmediateAndNonImmediateComponents : Engine
             {