Reset targetLang on language change (#465981)

When changing the runtime language, we need to reset targetLang so that we
don't keep it set to an old value

1 files changed, 2 insertions, 0 deletions

diff --git a/language.py b/language.py
index a853da2df..130790932 100644
--- a/language.py
+++ b/language.py
@@ -201,6 +201,8 @@ class Language:
         # but are still valid settings.
         if not canonNick.startswith(nick):
             self.targetLang = nick
+        else:
+            self.targetLang = None
 
         self.setRuntimeDefaults(nick)