diff --git a/python/voltcurrent.py b/python/voltcurrent.py
index 2a90c6ed..88c8a1dd 100644
--- a/python/voltcurrent.py
+++ b/python/voltcurrent.py
@@ -344,7 +344,7 @@ if __name__ == "__main__":
     else:
       print("Python Error Recovered!")
       
-    if single != TRUE:
+    if not single:
       inp = input()
 
 #   print(inp)