diff --git a/examples/osggameoflife/CMakeLists.txt b/examples/osggameoflife/CMakeLists.txt
index 78c314793..d4ea1f719 100644
--- a/examples/osggameoflife/CMakeLists.txt
+++ b/examples/osggameoflife/CMakeLists.txt
@@ -1,7 +1,6 @@
 SET(TARGET_SRC 
   GameOfLifePass.cpp
   osggameoflife.cpp
-  gameoflife_frag.cpp
 )
 
 SET(TARGET_H