diff --git a/Dockerfile b/Dockerfile
index 4edd45b2..f05c1326 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -145,7 +145,7 @@ ENV VPN_SERVICE_PROVIDER=pia \
     # # PIA only:
     PORT_FORWARD_ONLY= \
     # Firewall
-    FIREWALL=on \
+    FIREWALL_ENABLED_DISABLING_IT_SHOOTS_YOU_IN_YOUR_FOOT=on \
     FIREWALL_VPN_INPUT_PORTS= \
     FIREWALL_INPUT_PORTS= \
     FIREWALL_OUTBOUND_SUBNETS= \
diff --git a/internal/configuration/settings/firewall.go b/internal/configuration/settings/firewall.go
index 3cdc3c0e..a7b664f8 100644
--- a/internal/configuration/settings/firewall.go
+++ b/internal/configuration/settings/firewall.go
@@ -129,7 +129,7 @@ func (f *Firewall) read(r *reader.Reader) (err error) {
 		return err
 	}
 
-	f.Enabled, err = r.BoolPtr("FIREWALL")
+	f.Enabled, err = r.BoolPtr("FIREWALL_ENABLED_DISABLING_IT_SHOOTS_YOU_IN_YOUR_FOOT")
 	if err != nil {
 		return err
 	}