diff --git a/llvm/tools/llvm-ar/CMakeLists.txt b/llvm/tools/llvm-ar/CMakeLists.txt
index 2970a59beee2..191c684d5245 100644
--- a/llvm/tools/llvm-ar/CMakeLists.txt
+++ b/llvm/tools/llvm-ar/CMakeLists.txt
@@ -1,5 +1,6 @@
 set(LLVM_LINK_COMPONENTS
   ${LLVM_TARGETS_TO_BUILD}
+  BinaryFormat
   Core
   DlltoolDriver
   LibDriver