diff --git a/debian-mirror-tools/config/debian/common/base-initramfs-bullseye.yaml b/debian-mirror-tools/config/debian/common/base-initramfs-bullseye.yaml
index 30978c887..0827f9155 100644
--- a/debian-mirror-tools/config/debian/common/base-initramfs-bullseye.yaml
+++ b/debian-mirror-tools/config/debian/common/base-initramfs-bullseye.yaml
@@ -24,6 +24,7 @@ packages:
 - bc
 - bind9-dnsutils
 - bnxt-en
+- bnxt-en-rt
 - busybox
 - bzip2
 - ca-certificates
diff --git a/debian-mirror-tools/config/debian/distro/stx-std.lst b/debian-mirror-tools/config/debian/distro/stx-std.lst
index 35f6f6b3c..5bc29cd10 100644
--- a/debian-mirror-tools/config/debian/distro/stx-std.lst
+++ b/debian-mirror-tools/config/debian/distro/stx-std.lst
@@ -37,6 +37,7 @@ bash
 
 # bnxt_en - Broadcom kernel modules
 bnxt-en
+bnxt-en-rt
 
 #build-info
 #build-info-dev  # not used