diff --git a/slither/core/cfg/node.py b/slither/core/cfg/node.py
index 27aac21bb..2c98b4c79 100644
--- a/slither/core/cfg/node.py
+++ b/slither/core/cfg/node.py
@@ -914,7 +914,12 @@ class Node(SourceMapping, ChildFunction):
     ###################################################################################
 
     def __str__(self):
-        txt = NodeType.str(self._node_type) + ' ' + str(self.expression)
+        additional_info = ''
+        if self.expression:
+            additional_info += ' ' + str(self.expression)
+        elif self.variable_declaration:
+            additional_info += ' ' + str(self.variable_declaration)
+        txt = NodeType.str(self._node_type) + additional_info
         return txt
 
     # endregion