diff --git a/llvm/utils/gn/secondary/lldb/source/Interpreter/BUILD.gn b/llvm/utils/gn/secondary/lldb/source/Interpreter/BUILD.gn
index ffe6d0ca5a1bfe..7825396b402d5a 100644
--- a/llvm/utils/gn/secondary/lldb/source/Interpreter/BUILD.gn
+++ b/llvm/utils/gn/secondary/lldb/source/Interpreter/BUILD.gn
@@ -39,6 +39,7 @@ static_library("Interpreter") {
     "OptionGroupBoolean.cpp",
     "OptionGroupFile.cpp",
     "OptionGroupFormat.cpp",
+    "OptionGroupMemoryTag.cpp",
     "OptionGroupOutputFile.cpp",
     "OptionGroupPlatform.cpp",
     "OptionGroupPythonClassWithDict.cpp",