diff --git a/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h b/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
index 308da82f6d0..88b775accae 100644
--- a/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
+++ b/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
@@ -660,6 +660,7 @@ double alpha_expansion_graphcut (const InputGraph& input_graph,
   return min_cut;
 }
 
+/// \cond SKIP_IN_MANUAL
 
 /// \cond SKIP_IN_MANUAL
 // variant with default NP
diff --git a/Documentation/doc/CMakeLists.txt b/Documentation/doc/CMakeLists.txt
index e069d2eb4e8..b711da2a0bb 100644
--- a/Documentation/doc/CMakeLists.txt
+++ b/Documentation/doc/CMakeLists.txt
@@ -252,7 +252,7 @@ set(CGAL_DOC_DXY_DIR "${CMAKE_BINARY_DIR}/doc_dxy")
 file(MAKE_DIRECTORY "${CGAL_DOC_DXY_DIR}")
 
 #Setting the resource directory depending on the version of doxygen
-set(CGAL_DOC_RESOURCE_DIR_DEFAULT "${CMAKE_CURRENT_LIST_DIR}/resources/1.8.20")
+set(CGAL_DOC_RESOURCE_DIR_DEFAULT "${CMAKE_CURRENT_LIST_DIR}/resources/1.9.3")
 
 #  first look if resources for the specific doxygen version is available, fallback
 #  on the default otherwise
diff --git a/Documentation/doc/resources/1.9.3/BaseDoxyfile.in b/Documentation/doc/resources/1.9.3/BaseDoxyfile.in
index 960e9dafb10..a6ab626114b 100644
--- a/Documentation/doc/resources/1.9.3/BaseDoxyfile.in
+++ b/Documentation/doc/resources/1.9.3/BaseDoxyfile.in
@@ -1,4 +1,4 @@
-# Doxyfile 1.8.20
+# Doxyfile 1.9.3
 
 # This file describes the settings to be used by the documentation system
 # doxygen (www.doxygen.org) for a project.