diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index 7a71b26..adcad74 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -162,7 +162,8 @@
 
 // FIXME: can we inherit this from ConstantExpr?
 template <>
-struct OperandTraits<ConstantPlaceHolder> : public FixedNumOperandTraits<1> {
+struct OperandTraits<ConstantPlaceHolder> :
+  public FixedNumOperandTraits<ConstantPlaceHolder, 1> {
 };
 }