diff --git a/v7/issue_role/issue_role.py b/v7/issue_role/issue_role.py
index 71e003cc..3225fba7 100644
--- a/v7/issue_role/issue_role.py
+++ b/v7/issue_role/issue_role.py
@@ -39,7 +39,6 @@ def set_site(self, site):
         """Set Nikola site."""
         self.site = site
         roles.register_local_role('issue', IssueRole)
-        global ISSUE_URL
         IssueRole.site = site
         return super(Plugin, self).set_site(site)
 
diff --git a/v7/latex/latex/parser.py b/v7/latex/latex/parser.py
index a39bab35..9fe327c7 100644
--- a/v7/latex/latex/parser.py
+++ b/v7/latex/latex/parser.py
@@ -883,7 +883,7 @@ def add_to_current_word(part):
             current_word.parts.append(part)
 
         def add_to_current_block(part):
-            nonlocal current_words, current_block
+            nonlocal current_block
             flush_words()
             if current_block is None:
                 current_block = tree.Block()