diff --git a/scripts/utils/functions.py b/scripts/utils/functions.py
index 7123746..2b308d3 100644
--- a/scripts/utils/functions.py
+++ b/scripts/utils/functions.py
@@ -30,7 +30,7 @@ def exec_in_container(
     cmd = \
         [ "docker-compose", "exec", "eoa_skripts", "bash" ]
 
-    if len(args) is not 0:
+    if len(args) != 0:
         cmd.append( "-c" )
         cmd.append(
             reduce(lambda x,y: x + " " + y, args )