diff --git a/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/BUILD.gn b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/BUILD.gn
index 81c9ec0ede11fe..18aa728b0db900 100644
--- a/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/BUILD.gn
@@ -42,6 +42,7 @@ group("all-checks") {
   # If you add a check, also add it to ClangTidyForceLinker.h.
   deps = [
     "//clang-tools-extra/clang-tidy/abseil",
+    "//clang-tools-extra/clang-tidy/altera",
     "//clang-tools-extra/clang-tidy/android",
     "//clang-tools-extra/clang-tidy/boost",
     "//clang-tools-extra/clang-tidy/bugprone",
diff --git a/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/altera/BUILD.gn b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/altera/BUILD.gn
new file mode 100644
index 00000000000000..52f2e3d5f23d68
--- /dev/null
+++ b/llvm/utils/gn/secondary/clang-tools-extra/clang-tidy/altera/BUILD.gn
@@ -0,0 +1,18 @@
+static_library("altera") {
+  output_name = "clangTidyAlteraModule"
+  configs += [ "//llvm/utils/gn/build:clang_code" ]
+  deps = [
+    "//clang-tools-extra/clang-tidy",
+    "//clang-tools-extra/clang-tidy/utils",
+    "//clang/lib/AST",
+    "//clang/lib/ASTMatchers",
+    "//clang/lib/Analysis",
+    "//clang/lib/Basic",
+    "//clang/lib/Lex",
+    "//llvm/lib/Support",
+  ]
+  sources = [
+    "AlteraTidyModule.cpp",
+    "StructPackAlignCheck.cpp",
+  ]
+}