diff --git a/inc/mkn/gpu/rocm/cls.hpp b/inc/mkn/gpu/rocm/cls.hpp
index 183310a..2d11913 100644
--- a/inc/mkn/gpu/rocm/cls.hpp
+++ b/inc/mkn/gpu/rocm/cls.hpp
@@ -63,7 +63,9 @@ struct Pointer {
     if (!t) throw std::runtime_error("invalid nullptr");
     MKN_GPU_ASSERT(hipPointerGetAttributes(&attributes, t));
   }
-  bool is_host_ptr() const { return type() == hipMemoryTypeHost; }
+  bool is_host_ptr() const {
+    return type() == hipMemoryTypeUnregistered || type() == hipMemoryTypeHost;
+  }
   bool is_device_ptr() const {
     return type() == hipMemoryTypeDevice || type() == hipMemoryTypeArray;
   }
diff --git a/res/mkn/hipcc_sys.yaml b/res/mkn/hipcc_sys.yaml
new file mode 100644
index 0000000..18e6085
--- /dev/null
+++ b/res/mkn/hipcc_sys.yaml
@@ -0,0 +1,12 @@
+
+super: settings
+
+compiler:
+  mask:
+    g++: hipcc
+
+file:
+  - type: cpp:cxx:cc
+    archiver: ar -cr
+    compiler: hipcc -std=c++20 -fPIC
+    linker: hipcc -lamdhip64