diff --git a/clang/unittests/Frontend/CMakeLists.txt b/clang/unittests/Frontend/CMakeLists.txt
index a1310e885a55..5b5fdc9a54fe 100644
--- a/clang/unittests/Frontend/CMakeLists.txt
+++ b/clang/unittests/Frontend/CMakeLists.txt
@@ -7,6 +7,7 @@ add_clang_unittest(FrontendTests
   )
 target_link_libraries(FrontendTests
   clangAST
+  clangBasic
   clangFrontend
   clangLex
   clangSema