diff --git a/cheetah/proprietary-files.txt b/cheetah/proprietary-files.txt
index ac023d2..4930945 100644
--- a/cheetah/proprietary-files.txt
+++ b/cheetah/proprietary-files.txt
@@ -79,6 +79,11 @@ product/priv-app/AppDirectedSMSService/AppDirectedSMSService.apk;PRESIGNED
 product/priv-app/OemDmTrigger/OemDmTrigger.apk
 product/priv-app/WfcActivation/WfcActivation.apk;PRESIGNED
 
+# system partition
+
+# IMS
+system/bin/oem-iptables-init.sh
+
 # system_ext partition
 
 # Camera extensions
diff --git a/panther/proprietary-files.txt b/panther/proprietary-files.txt
index 73aeccb..91fd22e 100644
--- a/panther/proprietary-files.txt
+++ b/panther/proprietary-files.txt
@@ -79,6 +79,11 @@ product/priv-app/AppDirectedSMSService/AppDirectedSMSService.apk;PRESIGNED
 product/priv-app/OemDmTrigger/OemDmTrigger.apk
 product/priv-app/WfcActivation/WfcActivation.apk;PRESIGNED
 
+# system partition
+
+# IMS
+system/bin/oem-iptables-init.sh
+
 # system_ext partition
 
 # Camera extensions