diff --git a/lib/Target/X86/Utils/LLVMBuild.txt b/lib/Target/X86/Utils/LLVMBuild.txt
index fdb886f53a0..de0a30fa19c 100644
--- a/lib/Target/X86/Utils/LLVMBuild.txt
+++ b/lib/Target/X86/Utils/LLVMBuild.txt
@@ -19,5 +19,5 @@
 type = Library
 name = X86Utils
 parent = X86
-required_libraries = Support
+required_libraries = Core Support
 add_to_library_groups = X86