diff --git a/src/serac/physics/heat_transfer.hpp b/src/serac/physics/heat_transfer.hpp
index d8563ed727..eed756ca97 100644
--- a/src/serac/physics/heat_transfer.hpp
+++ b/src/serac/physics/heat_transfer.hpp
@@ -296,17 +296,16 @@ class HeatTransfer<order, dim, Parameters<parameter_space...>, std::integer_sequ
      * @param[in] material A functor representing the material model.  Should be a functor, or a class/struct with
      * public operator() method.  Must NOT be a generic lambda, or serac will not compile due to static asserts below.
      */
-    ThermalMaterialIntegrand(MaterialType material) : material_(material) {}
-
-    // Due to nvcc's lack of support for extended generic lambdas (i.e. functions of the form
-    // auto lambda = [] __host__ __device__ (auto) {}; ), MaterialType cannot be an extended
-    // generic lambda.  The static asserts below check this.
-  private:
-    class DummyArgumentType {
-    };
-    static_assert(!std::is_invocable<MaterialType, DummyArgumentType&>::value);
-    static_assert(!std::is_invocable<MaterialType, DummyArgumentType*>::value);
-    static_assert(!std::is_invocable<MaterialType, DummyArgumentType>::value);
+    ThermalMaterialIntegrand(MaterialType material) : material_(material)
+    {
+// Due to nvcc's lack of support for extended generic lambdas (i.e. functions of the form
+// auto lambda = [] __host__ __device__ (auto) {}; ), MaterialType cannot be an extended
+// generic lambda.  The static asserts below check this.
+#ifdef __CUDACC__
+      static_assert(!__nv_is_extended_host_device_lambda_closure_type(MaterialType),
+                    "NVCC does not support host device lambdas");
+#endif
+    }
 
   public:
     /**