diff --git a/lldb/source/Target/CMakeLists.txt b/lldb/source/Target/CMakeLists.txt
index 916a2f299846..2a139d143c11 100644
--- a/lldb/source/Target/CMakeLists.txt
+++ b/lldb/source/Target/CMakeLists.txt
@@ -11,6 +11,7 @@ add_lldb_library(lldbTarget
   JITLoaderList.cpp
   InstrumentationRuntime.cpp
   InstrumentationRuntimeStopInfo.cpp
+  Language.cpp
   LanguageRuntime.cpp
   Memory.cpp
   MemoryHistory.cpp