diff --git a/Alpha_shapes_3/demo/Alpha_shapes_3/CMakeLists.txt b/Alpha_shapes_3/demo/Alpha_shapes_3/CMakeLists.txt
new file mode 100644
index 00000000000..ee836747de5
--- /dev/null
+++ b/Alpha_shapes_3/demo/Alpha_shapes_3/CMakeLists.txt
@@ -0,0 +1,15 @@
+project( Alpha_shapes_3 ) 
+
+CMAKE_MINIMUM_REQUIRED(VERSION 2.4.5)
+
+set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
+
+find_package(CGAL REQUIRED)
+
+
+include( ${CGAL_USE_FILE} )
+include( CreateSingleSourceCGALProgram )
+
+create_single_source_cgal_program( alpha_shapes_3.cpp )
+create_single_source_cgal_program( weighted_alpha_shapes_3.cpp )
+