diff --git a/doc/docutils/Makefile.am b/doc/docutils/Makefile.am
index eeec2fbf9..ce019ed0c 100644
--- a/doc/docutils/Makefile.am
+++ b/doc/docutils/Makefile.am
@@ -38,9 +38,17 @@ SPHINXBUILD     = sphinx-build
 PAPEROPT_a4     = -D latex_paper_size=a4
 ALLSPHINXOPTS   = -d doctrees $(PAPEROPT_a4) $(SPHINXOPTS) $(SOURCEDIR)
 
+if SMESH_ENABLE_GUI
+SPHINX_PYTHONPATH = $(prefix)/lib/python$(PYTHON_VERSION)/site-packages/salome:$(prefix)/lib64/python$(PYTHON_VERSION)/site-packages/salome:$(GUI_ROOT_DIR)/lib/salome:$(GUI_ROOT_DIR)/lib/python$(PYTHON_VERSION)/site-packages/salome:$(GUI_ROOT_DIR)/lib64/python$(PYTHON_VERSION)/site-packages/salome:$(KERNEL_ROOT_DIR)/bin/salome:$(KERNEL_ROOT_DIR)/lib/python$(PYTHON_VERSION)/site-packages/salome:$(KERNEL_ROOT_DIR)/lib64/python$(PYTHON_VERSION)/site-packages/salome:$(OMNIORB_ROOT)/lib/python$(PYTHON_VERSION)/site-packages:$(OMNIORB_ROOT)/lib64/python$(PYTHON_VERSION)/site-packages
+else !SMESH_ENABLE_GUI
 SPHINX_PYTHONPATH = $(prefix)/lib/python$(PYTHON_VERSION)/site-packages/salome:$(prefix)/lib64/python$(PYTHON_VERSION)/site-packages/salome:$(KERNEL_ROOT_DIR)/bin/salome:$(KERNEL_ROOT_DIR)/lib/python$(PYTHON_VERSION)/site-packages/salome:$(KERNEL_ROOT_DIR)/lib64/python$(PYTHON_VERSION)/site-packages/salome:$(OMNIORB_ROOT)/lib/python$(PYTHON_VERSION)/site-packages:$(OMNIORB_ROOT)/lib64/python$(PYTHON_VERSION)/site-packages
+endif
 
+if SMESH_ENABLE_GUI
+SPHINX_LD_LIBRARY_PATH = $(GUI_ROOT_DIR)/lib/salome:$(KERNEL_ROOT_DIR)/lib/salome:$(OMNIORB_ROOT)/lib
+else !SMESH_ENABLE_GUI
 SPHINX_LD_LIBRARY_PATH = $(KERNEL_ROOT_DIR)/lib/salome:$(OMNIORB_ROOT)/lib
+endif
 
 
 .PHONY: latex
diff --git a/src/SMESH_PY/smeshstudytools.py b/src/SMESH_PY/smeshstudytools.py
index ed21fd317..1f9cdd5b5 100644
--- a/src/SMESH_PY/smeshstudytools.py
+++ b/src/SMESH_PY/smeshstudytools.py
@@ -27,7 +27,10 @@ import salome
 SMESH = None    # SMESH module is loaded only when needed
 
 from salome.kernel.studyedit import getStudyEditor
-from salome.gui import helper
+try:
+    from salome.gui import helper
+except ImportError:
+    pass
 
 class SMeshStudyTools:
     """