diff --git a/capnpc-csharp.tests/Properties/Resources.Designer.cs b/capnpc-csharp.tests/Properties/Resources.Designer.cs
index 7c7c2e9..0f7df65 100644
--- a/capnpc-csharp.tests/Properties/Resources.Designer.cs
+++ b/capnpc-csharp.tests/Properties/Resources.Designer.cs
@@ -90,6 +90,16 @@ namespace capnpc_csharp.Tests.Properties {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized resource of type System.Byte[].
+        /// </summary>
+        internal static byte[] UnitTest11_capnp {
+            get {
+                object obj = ResourceManager.GetObject("UnitTest11_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 6d2bda3..2404b46 100644
--- a/capnpc-csharp.tests/Properties/Resources.resx
+++ b/capnpc-csharp.tests/Properties/Resources.resx
@@ -136,4 +136,7 @@
   <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>
+  <data name="UnitTest11_capnp" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\UnitTest11.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/UnitTest11.capnp.bin b/capnpc-csharp.tests/Resources/UnitTest11.capnp.bin
new file mode 100644
index 0000000..5363609
Binary files /dev/null and b/capnpc-csharp.tests/Resources/UnitTest11.capnp.bin differ
diff --git a/capnpc-csharp.tests/UnitTest11.capnp b/capnpc-csharp.tests/UnitTest11.capnp
new file mode 100644
index 0000000..5fda369
--- /dev/null
+++ b/capnpc-csharp.tests/UnitTest11.capnp
@@ -0,0 +1,15 @@
+@0xe4369c441ab8df19;
+
+using Imported = import "UnitTest11b.capnp";
+
+struct OuterStruct {
+	innerStruct @0: Imported.InnerStruct;
+	innerInterface @1: Imported.InnerInterface;
+}
+
+interface OuterInterface {
+	struct Wrapper {
+		innerStruct @0: Imported.InnerStruct;
+		innerInterface @1: Imported.InnerInterface;
+	}
+}
diff --git a/capnpc-csharp.tests/UnitTest11b.capnp b/capnpc-csharp.tests/UnitTest11b.capnp
new file mode 100644
index 0000000..c5b1926
--- /dev/null
+++ b/capnpc-csharp.tests/UnitTest11b.capnp
@@ -0,0 +1,9 @@
+@0xabc4e69d23fe287e;
+
+struct InnerStruct {
+	const constantS: Bool = false;
+}
+
+interface InnerInterface {
+	const constantI: Bool = false;
+}
diff --git a/capnpc-csharp.tests/UnitTests.cs b/capnpc-csharp.tests/UnitTests.cs
index c009ddd..1be2f38 100644
--- a/capnpc-csharp.tests/UnitTests.cs
+++ b/capnpc-csharp.tests/UnitTests.cs
@@ -71,6 +71,13 @@ namespace CapnpC
             Assert.AreEqual($"{innerNSStr}.Inner", innerNameSyntax.ToString());
         }
 
+        [TestMethod]
+        public void Test11ImportedConst()
+        {
+            var model = Load(Resources.UnitTest11_capnp);
+            // Should not throw
+        }
+
         [TestMethod]
         public void Test20AnnotationAndConst()
         {