diff --git a/source/Commands/CommandObjectSource.cpp b/source/Commands/CommandObjectSource.cpp
index 5162d53..da52d3d 100644
--- a/source/Commands/CommandObjectSource.cpp
+++ b/source/Commands/CommandObjectSource.cpp
@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "lldb/lldb-python.h"
+
 #include "CommandObjectSource.h"
 
 // C Includes