diff --git a/vunit/check_preprocessor.py b/vunit/check_preprocessor.py
index 590314aa2..bed548289 100644
--- a/vunit/check_preprocessor.py
+++ b/vunit/check_preprocessor.py
@@ -99,6 +99,7 @@ def even_quotes(code):
             return (n_quotes % 2) == 0
 
         code_section = Token.NORMAL
+        next_code_section = Token.NORMAL
         level = 1
         index = 0
         for char in code:
diff --git a/vunit/dependency_graph.py b/vunit/dependency_graph.py
index 81e75f280..a22affaed 100644
--- a/vunit/dependency_graph.py
+++ b/vunit/dependency_graph.py
@@ -94,6 +94,8 @@ def visit(node):
             callback(node)
 
         visited: Set[T] = set()
+        path: Set[T] = set()
+        path_ordered: List[T] = []
         for node in nodes:
             if node not in visited:
                 path: Set[T] = set()