diff --git a/Network_Policies101/deny_ingress_traffic_that_has_no_rules.md b/Network_Policies101/deny-ingress-traffic-that-has-no-rules.md
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rename from Network_Policies101/deny_ingress_traffic_that_has_no_rules.md
rename to Network_Policies101/deny-ingress-traffic-that-has-no-rules.md