diff --git a/c3l_membership/views.py b/c3l_membership/views.py
--- a/c3l_membership/views.py
+++ b/c3l_membership/views.py
@@ -20,7 +20,9 @@ def add_lang_code(endpoint, values):
 
 @root_page.url_value_preprocessor
 def pull_lang_code(endpoint, values):
-    g.lang_code = values.pop("lang_code")
+    lang_code = values.pop("lang_code")
+    if lang_code != "favicon.ico":
+        g.lang_code = lang_code
 
 
 @root_page.route("/", methods=("GET", "POST"))