diff --git a/vncviewer/CMakeLists.txt b/vncviewer/CMakeLists.txt
index b08e421..5ea0ab4 100644
--- a/vncviewer/CMakeLists.txt
+++ b/vncviewer/CMakeLists.txt
@@ -3,6 +3,7 @@
 
 include_directories(${CMAKE_SOURCE_DIR}/common)
 set(VNCVIEWER_SOURCES
+  buildTime.cxx
   CConn.cxx
   DesktopWindow.cxx
   UserDialog.cxx