diff --git a/lib/walberla/experimental/memory/MemoryTags.hpp b/lib/walberla/experimental/memory/MemoryTags.hpp
index 855eb1fd5d446b4ad149fc40f1424bd59b138fa0..0a26a346310cc8cbffd2c54ae912f523b396f5b3 100644
--- a/lib/walberla/experimental/memory/MemoryTags.hpp
+++ b/lib/walberla/experimental/memory/MemoryTags.hpp
@@ -88,8 +88,6 @@ struct SelectStandardAllocator< memtag::unified >
 
 } // namespace detail
 
-using MemTag = memtag::MemTag;
-
 /**
  * @brief Standard allocator implementation for a given memory tag and value type.
  *
diff --git a/src/walberla/codegen/communication/pack_infos.py b/src/walberla/codegen/communication/pack_infos.py
index 84a746608e2e1c969c64c5f89f3b1d455174a2ae..f262526eef3e13296ec948b6614f990ac8bbd2d6 100644
--- a/src/walberla/codegen/communication/pack_infos.py
+++ b/src/walberla/codegen/communication/pack_infos.py
@@ -226,7 +226,7 @@ class GpuPdfFieldPackInfo(CustomGenerator):
                 .inline()
                 .const()
                 .params(dir)
-                .returns(uint_t)(f"return {self._field.index_shape[0]};"),
+                .returns(uint_t)(f"return {self._field.index_shape[0]};"),  # FIXME: Wrong!
             )
         )