diff --git a/capnpc-csharp.tests/Properties/Resources.Designer.cs b/capnpc-csharp.tests/Properties/Resources.Designer.cs
index a67166c..6840817 100644
--- a/capnpc-csharp.tests/Properties/Resources.Designer.cs
+++ b/capnpc-csharp.tests/Properties/Resources.Designer.cs
@@ -69,5 +69,15 @@ namespace capnpc_csharp.Tests.Properties {
                 return ((byte[])(obj));
             }
         }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Byte[].
+        /// </summary>
+        internal static byte[] UnitTest2_capnp {
+            get {
+                object obj = ResourceManager.GetObject("UnitTest2_capnp", resourceCulture);
+                return ((byte[])(obj));
+            }
+        }
     }
 }
diff --git a/capnpc-csharp.tests/Properties/Resources.resx b/capnpc-csharp.tests/Properties/Resources.resx
index bc2d6ee..a67f487 100644
--- a/capnpc-csharp.tests/Properties/Resources.resx
+++ b/capnpc-csharp.tests/Properties/Resources.resx
@@ -118,6 +118,9 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <assembly alias="System.Windows.Forms" name="System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
+  <data name="UnitTest2_capnp" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\UnitTest2.capnp.bin;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
   <data name="UnitTest1_capnp" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\UnitTest1.capnp.bin;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </data>
diff --git a/capnpc-csharp.tests/Resources/UnitTest2.capnp.bin b/capnpc-csharp.tests/Resources/UnitTest2.capnp.bin
new file mode 100644
index 0000000..5a2eafc
Binary files /dev/null and b/capnpc-csharp.tests/Resources/UnitTest2.capnp.bin differ
diff --git a/capnpc-csharp.tests/UnitTest2.capnp b/capnpc-csharp.tests/UnitTest2.capnp
new file mode 100644
index 0000000..e4cbcb9
--- /dev/null
+++ b/capnpc-csharp.tests/UnitTest2.capnp
@@ -0,0 +1,11 @@
+@0xf6041efc5e8b1e59;
+
+interface Interface1(V1) {}
+
+interface Interface  {
+  method @0 () -> (arg : AnyPointer);
+  method1 @1 () -> (arg : Interface1(AnyPointer));
+  method2 @2 () -> (arg : Interface2(AnyPointer));
+}
+
+interface Interface2(V2) {}
diff --git a/capnpc-csharp.tests/UnitTests.cs b/capnpc-csharp.tests/UnitTests.cs
index 2d4ea6b..dd37864 100644
--- a/capnpc-csharp.tests/UnitTests.cs
+++ b/capnpc-csharp.tests/UnitTests.cs
@@ -31,6 +31,15 @@ namespace CapnpC
             Assert.AreNotEqual(structFoo.Name, fieldName);
         }
 
+        [TestMethod]
+        public void Test02ForwardInheritance()
+        {
+            var model = Load(Resources.UnitTest2_capnp);
+            var codeGen = NewGeneratorFor(model);
+            codeGen.Transform(model.FilesToGenerate.First());
+            // Should not throw
+        }
+
         static Generator.CodeGenerator NewGeneratorFor(Model.SchemaModel model)
             => new Generator.CodeGenerator(model, new Generator.GeneratorOptions());