diff --git a/capnpc-csharp.tests/Properties/Resources.Designer.cs b/capnpc-csharp.tests/Properties/Resources.Designer.cs
index 65b57b9..7c7c2e9 100644
--- a/capnpc-csharp.tests/Properties/Resources.Designer.cs
+++ b/capnpc-csharp.tests/Properties/Resources.Designer.cs
@@ -60,6 +60,16 @@ namespace capnpc_csharp.Tests.Properties {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized resource of type System.Byte[].
+        /// </summary>
+        internal static byte[] schema_with_offsets_capnp {
+            get {
+                object obj = ResourceManager.GetObject("schema_with_offsets_capnp", resourceCulture);
+                return ((byte[])(obj));
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized resource of type System.Byte[].
         /// </summary>
diff --git a/capnpc-csharp.tests/Properties/Resources.resx b/capnpc-csharp.tests/Properties/Resources.resx
index 5c256ea..6d2bda3 100644
--- a/capnpc-csharp.tests/Properties/Resources.resx
+++ b/capnpc-csharp.tests/Properties/Resources.resx
@@ -133,4 +133,7 @@
   <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>
+  <data name="schema_with_offsets_capnp" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\schema-with-offsets.capnp.bin;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/capnpc-csharp.tests/Resources/schema-with-offsets.capnp.bin b/capnpc-csharp.tests/Resources/schema-with-offsets.capnp.bin
new file mode 100644
index 0000000..1b61d19
Binary files /dev/null and b/capnpc-csharp.tests/Resources/schema-with-offsets.capnp.bin differ
diff --git a/capnpc-csharp.tests/UnitTests.cs b/capnpc-csharp.tests/UnitTests.cs
index 4c2966b..c009ddd 100644
--- a/capnpc-csharp.tests/UnitTests.cs
+++ b/capnpc-csharp.tests/UnitTests.cs
@@ -80,6 +80,15 @@ namespace CapnpC
             // Should not throw 
         }
 
+        [TestMethod]
+        public void Test30SchemaCapnp()
+        {
+            var model = Load(Resources.schema_with_offsets_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());