diff --git a/llvm/include/llvm-c/Target.h b/llvm/include/llvm-c/Target.h
index 5c85a479809d..e705a9989694 100644
--- a/llvm/include/llvm-c/Target.h
+++ b/llvm/include/llvm-c/Target.h
@@ -96,7 +96,7 @@ char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef);
 /** Returns the byte order of a target, either LLVMBigEndian or
     LLVMLittleEndian.
     See the method llvm::TargetData::isLittleEndian. */
-LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef);
+enum LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef);
 
 /** Returns the pointer size in bytes for a target.
     See the method llvm::TargetData::getPointerSize. */