diff --git a/lib/Support/Makefile b/lib/Support/Makefile
index 6b96056aad1..1e52c9a556b 100644
--- a/lib/Support/Makefile
+++ b/lib/Support/Makefile
@@ -11,5 +11,6 @@ LEVEL = ../..
 PARALLEL_DIRS=bzip2
 LIBRARYNAME = LLVMSupport
 BUILD_ARCHIVE = 1
+REQUIRES_EH := 1
 
 include $(LEVEL)/Makefile.common