diff --git a/recipes/pro_physik.recipe b/recipes/pro_physik.recipe
index 87b36c5925..10d8a8bce8 100644
--- a/recipes/pro_physik.recipe
+++ b/recipes/pro_physik.recipe
@@ -11,7 +11,7 @@ class AdvancedUserRecipe1303841067(BasicNewsRecipe):
     no_stylesheets = True
     remove_javascript = True
     remove_empty_feeds = True
-    language = 'de_DE'
+    language = 'de'
 
     extra_css = '''
         h1 {font-size: 1.6em; text-align: left}
diff --git a/recipes/wirtscafts_woche.recipe b/recipes/wirtscafts_woche.recipe
index 3e5a5996da..cec1ad998f 100644
--- a/recipes/wirtscafts_woche.recipe
+++ b/recipes/wirtscafts_woche.recipe
@@ -32,7 +32,7 @@ class WirtschaftsWocheOnline(BasicNewsRecipe):
     remove_javascript = True
     remove_empty_feeds = True
     timefmt = ' [%a, %d %b %Y]'
-    language = 'de_DE'
+    language = 'de'
     encoding = 'UTF-8'
     cover_source = 'https://kaufhaus.handelsblatt.com/downloads/wirtschaftswoche-emagazin-p1952.html'
     masthead_url = 'http://www.wiwo.de/images/wiwo_logo/5748610/1-formatOriginal.png'