diff --git a/trunk/paradiseo-peo/tutorial/CMakeLists.txt b/trunk/paradiseo-peo/tutorial/CMakeLists.txt
index 89b0f628b..0a24397c5 100644
--- a/trunk/paradiseo-peo/tutorial/CMakeLists.txt
+++ b/trunk/paradiseo-peo/tutorial/CMakeLists.txt
@@ -21,5 +21,4 @@ ADD_SUBDIRECTORY(Lesson3)
 ADD_SUBDIRECTORY(Lesson4)
 ADD_SUBDIRECTORY(Lesson5)
 ADD_SUBDIRECTORY(Lesson6)
-ADD_SUBDIRECTORY(Meta-models)
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