diff --git a/Makefile b/Makefile
index 42c9205c..5bfa05d2 100644
--- a/Makefile
+++ b/Makefile
@@ -80,6 +80,7 @@ setup: venv
 	    fi;                                                                              \
 	    git -C $(CPYTHON_PATH) worktree add $(WORKTREE)/ $(CPYTHON_CURRENT_COMMIT);      \
 	    $(MAKE) -C $(WORKTREE)/Doc/ VENVDIR=$(WORKTREE)/Doc/venv/ PYTHON=$(PYTHON) venv; \
+	    $(WORKTREE)/Doc/venv/bin/python -m pip install Sphinx==2.2;                      \
 	fi
 
 
diff --git a/sphinx.po b/sphinx.po
index c50f45b1..941e7501 100644
--- a/sphinx.po
+++ b/sphinx.po
@@ -6,7 +6,7 @@ msgstr ""
 "Project-Id-Version: Python 3\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2020-02-04 10:00+0100\n"
-"PO-Revision-Date: 2019-10-19 22:53+0200\n"
+"PO-Revision-Date: 2020-04-19 12:53+0200\n"
 "Last-Translator: Jules Lasne <jules.lasne@gmail.com>\n"
 "Language-Team: FRENCH <traductions@lists.afpy.org>\n"
 "Language: fr\n"