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-rwxr-xr-xsrc/conf_mode/nat.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/conf_mode/nat.py b/src/conf_mode/nat.py
index f5c023b81..1ccec3d2e 100755
--- a/src/conf_mode/nat.py
+++ b/src/conf_mode/nat.py
@@ -130,7 +130,7 @@ def verify(nat):
# no need to verify the CLI as NAT is going to be deactivated
return None
- if nat['helper_functions']:
+ if 'helper_functions' in nat:
if not (nat['pre_ct_ignore'] or nat['pre_ct_conntrack'] or nat['out_ct_ignore'] or nat['out_ct_conntrack']):
raise Exception('could not determine nftable ruleset handlers')