diff --git a/libs/ardour/wscript b/libs/ardour/wscript
index b45efb06c3..780d5f876a 100644
--- a/libs/ardour/wscript
+++ b/libs/ardour/wscript
@@ -741,7 +741,7 @@ def i18n_func(bld):
                        'Paul Davis')
 
 def i18n_pot_func(bld):
-    autowaf.build_i18n(bld, '.', 'libs/ardour', I18N_PACKAGE + bld.env['MAJOR'], libardour_sources,
+    autowaf.build_i18n_pot(bld, '.', 'libs/ardour', I18N_PACKAGE + bld.env['MAJOR'], libardour_sources,
                        'Paul Davis')
 
 def i18n_po_func(bld):
diff --git a/libs/tk/ytk/wscript b/libs/tk/ytk/wscript
index 1e34ec4187..365e4eaec4 100644
--- a/libs/tk/ytk/wscript
+++ b/libs/tk/ytk/wscript
@@ -318,7 +318,7 @@ def i18n_func(bld):
     autowaf.build_i18n(bld, '.', 'libs/tk/ytk', I18N_PACKAGE + bld.env['MAJOR'], libytk_sources)
 
 def i18n_pot_func(bld):
-    autowaf.build_i18n(bld, '.', 'libs/tk/ytk', I18N_PACKAGE + bld.env['MAJOR'], libytk_sources)
+    autowaf.build_i18n_pot(bld, '.', 'libs/tk/ytk', I18N_PACKAGE + bld.env['MAJOR'], libytk_sources)
 
 def i18n_po_func(bld):
     autowaf.build_i18n_po(bld, '.', 'libs/tk/ytk', I18N_PACKAGE + bld.env['MAJOR'], libytk_sources)