diff --git a/testing/ipt-netflow-grsec/APKBUILD b/testing/ipt-netflow-grsec/APKBUILD
index 33dec4fb790..546506cde04 100644
--- a/testing/ipt-netflow-grsec/APKBUILD
+++ b/testing/ipt-netflow-grsec/APKBUILD
@@ -3,7 +3,7 @@
 _flavor=grsec
 _kpkg=linux-$_flavor
 _kver=4.4.39
-_kpkgrel=3
+_kpkgrel=4
 
 # when chaning _ver we *must* bump _mypkgrel
 _ver=2.1