diff --git a/doc/upstream-training/conf.py b/doc/upstream-training/conf.py
index ddbfae38..e203bd64 100644
--- a/doc/upstream-training/conf.py
+++ b/doc/upstream-training/conf.py
@@ -280,4 +280,4 @@ texinfo_documents = [
 # texinfo_no_detailmenu = False
 
 # -- Options for Internationalization output ------------------------------
-locale_dirs = ['locale/']
+locale_dirs = ['source/locale/']
diff --git a/doc/upstream-training/source/conf.py b/doc/upstream-training/source/conf.py
index 57f4e850..7dcf2665 100644
--- a/doc/upstream-training/source/conf.py
+++ b/doc/upstream-training/source/conf.py
@@ -290,3 +290,6 @@ slide_theme_options = {
     'custom_css': 'custom.css',
 }
 #'custom_js': 'custom.js',
+
+# -- Options for Internationalization output ------------------------------
+locale_dirs = ['locale/']