diff --git a/CGALimageIO/src/CGALimageIO/CMakeLists.txt b/CGALimageIO/src/CGALimageIO/CMakeLists.txt
index 4855eb77db8..d6e2678afd4 100644
--- a/CGALimageIO/src/CGALimageIO/CMakeLists.txt
+++ b/CGALimageIO/src/CGALimageIO/CMakeLists.txt
@@ -34,6 +34,7 @@ if(ZLIB_FOUND AND OPENGL_FOUND)
   include_directories( ${OPENGL_INCLUDE_DIR} )
   
   add_library(CGAL_IMAGEIO all_files.cpp)
+  add_dependencies( CGAL_IMAGEIO CGAL )
 
   target_link_libraries( CGAL_IMAGEIO ${ZLIB_LIBRARY})