diff --git a/include/llvm/CodeGen/FastISel.h b/include/llvm/CodeGen/FastISel.h
index 8d33665..b1f73cb 100644
--- a/include/llvm/CodeGen/FastISel.h
+++ b/include/llvm/CodeGen/FastISel.h
@@ -15,8 +15,9 @@
 #define LLVM_CODEGEN_FASTISEL_H
 
 #include "llvm/ADT/DenseMap.h"
+#ifndef NDEBUG
 #include "llvm/ADT/SmallSet.h"
-#include "llvm/CodeGen/SelectionDAGNodes.h"
+#endif
 
 namespace llvm {
 
diff --git a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.h b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.h
index 95439e4..45a15ca 100644
--- a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.h
+++ b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.h
@@ -23,7 +23,7 @@
 #include "llvm/ADT/SmallSet.h"
 #endif
 #include "llvm/CodeGen/ValueTypes.h"
-#include "llvm/CodeGen/SelectionDAGNodes.h"
+#include "llvm/CodeGen/ISDOpcodes.h"
 #include <vector>
 
 namespace llvm {