diff --git a/src/Makefile b/src/Makefile
index 1b99494018b7..fec01016be66 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -500,6 +500,7 @@ TEST_XFAILS_LLVM := $(TASK_XFAILS) \
                       lazy-init.rs \
                       lazychan.rs \
                       leak-box-as-tydesc.rs \
+                      lib-bitv.rs \
                       lib-deque.rs \
                       lib-int.rs \
                       lib-io.rs \