diff --git a/lib/Transforms/Obfuscation/LLVMBuild.txt b/lib/Transforms/Obfuscation/LLVMBuild.txt
index 2be958758326..393624ea0237 100644
--- a/lib/Transforms/Obfuscation/LLVMBuild.txt
+++ b/lib/Transforms/Obfuscation/LLVMBuild.txt
@@ -20,4 +20,4 @@ type = Library
 name = Obfuscation
 parent = Transforms
 library_name = Obfuscation
-
+required_libraries = Analysis Core Support TransformUtils