diff --git a/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/bugprone/BUILD.gn b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/bugprone/BUILD.gn
index 82bdc56a1d0c27..6d6eaa50223b32 100644
--- a/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/bugprone/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/bugprone/BUILD.gn
@@ -16,6 +16,7 @@ static_library("bugprone") {
   sources = [
     "ArgumentCommentCheck.cpp",
     "AssertSideEffectCheck.cpp",
+    "BadSignalToKillThreadCheck.cpp",
     "BoolPointerImplicitConversionCheck.cpp",
     "BranchCloneCheck.cpp",
     "BugproneTidyModule.cpp",