diff --git a/compiler/src/main/cpp/capnpc-java.c++ b/compiler/src/main/cpp/capnpc-java.c++
index 57d0c31..c9c3595 100644
--- a/compiler/src/main/cpp/capnpc-java.c++
+++ b/compiler/src/main/cpp/capnpc-java.c++
@@ -1191,7 +1191,11 @@ private:
 
       bool isGeneric = false;
       {
-        auto type = field.getType().asList().getElementType();
+        auto type = field.getType();
+        while (type.isList()) {
+          type = type.asList().getElementType();
+        }
+
         if (type.isStruct()) {
           isGeneric = type.asStruct().getProto().getIsGeneric();
         }
diff --git a/compiler/src/test/schema/test.capnp b/compiler/src/test/schema/test.capnp
index 3352781..2f6aa9c 100644
--- a/compiler/src/test/schema/test.capnp
+++ b/compiler/src/test/schema/test.capnp
@@ -386,6 +386,11 @@ struct GenericMap(K, V)
     key @0 :K;
     value @1 :V;
   }
+
+ # Some other things that might cause problems.
+ a @1 :List(TestAllTypes);
+ b @2 :List(List(Entry));
+ c @3 :List(List(List(Entry)));
 }
 
 struct TestEmptyStruct {}