diff --git a/c10/util/hash.h b/c10/util/hash.h
index 35438df5468a..9d771e401ed4 100644
--- a/c10/util/hash.h
+++ b/c10/util/hash.h
@@ -309,7 +309,7 @@ struct hash<std::pair<T1, T2>> {
   size_t operator()(const std::pair<T1, T2>& pair) const {
     std::tuple<T1, T2> tuple = std::make_tuple(pair.first, pair.second);
     return _hash_detail::simple_get_hash(tuple);
-  };
+  }
 };
 
 template <typename T>
diff --git a/torch/csrc/jit/codegen/cuda/fusion.h b/torch/csrc/jit/codegen/cuda/fusion.h
index 626d2ab7be6c..e726d793be75 100644
--- a/torch/csrc/jit/codegen/cuda/fusion.h
+++ b/torch/csrc/jit/codegen/cuda/fusion.h
@@ -4,7 +4,6 @@
 #include <c10/macros/Export.h>
 #include <c10/util/Exception.h>
 
-#include <torch/csrc/jit/codegen/cuda/executor_kernel_arg.h>
 #include <torch/csrc/jit/codegen/cuda/ir_base_nodes.h>
 #include <torch/csrc/jit/codegen/cuda/ir_container.h>
 #include <torch/csrc/jit/codegen/cuda/iter_visitor.h>
@@ -54,6 +53,7 @@ class WelfordResult;
 
 class SegmentCandidateFinder;
 class SegmentedFusion;
+class KernelArgumentHolder;
 
 //! Fusion Guard is our "context manager". It holds the actrive fusion and
 //! allows it to be accessed anywhere through FusionGuard::getCurFusion()