diff --git a/include/llvm/Transforms/InstCombine/InstCombine.h b/include/llvm/Transforms/InstCombine/InstCombine.h
index f48ec13107b..3d24d633589 100644
--- a/include/llvm/Transforms/InstCombine/InstCombine.h
+++ b/include/llvm/Transforms/InstCombine/InstCombine.h
@@ -24,7 +24,7 @@
 
 namespace llvm {
 
-class InstCombinePass {
+class LLVM_LIBRARY_VISIBILITY InstCombinePass {
   InstCombineWorklist Worklist;
 
 public: