diff --git a/src/Base/ProgressIndicator.cpp b/src/Base/ProgressIndicator.cpp
index 300caa21e3..0be5fd0258 100644
--- a/src/Base/ProgressIndicator.cpp
+++ b/src/Base/ProgressIndicator.cpp
@@ -20,6 +20,8 @@
  *                                                                         *
  **************************************************************************/
 
+#include "PreCompiled.h"
+
 #include "ProgressIndicator.h"
 
 namespace Base