diff --git a/images/builder/Containerfile b/images/builder/Containerfile
index fd51f69..962a5f6 100644
--- a/images/builder/Containerfile
+++ b/images/builder/Containerfile
@@ -4,7 +4,7 @@
 # Builder container image for building libkrun + libkrunfw from source.
 
 ARG LIBKRUN_VERSION=v1.19.4
-ARG LIBKRUNFW_VERSION=v5.4.0
+ARG LIBKRUNFW_VERSION=v5.5.0
 
 FROM fedora:43
 
diff --git a/versions.env b/versions.env
index 6f5a5be..49682d9 100644
--- a/versions.env
+++ b/versions.env
@@ -1,4 +1,4 @@
 # SPDX-FileCopyrightText: Copyright 2025 Stacklok, Inc.
 # SPDX-License-Identifier: Apache-2.0
 LIBKRUN_VERSION=v1.19.4
-LIBKRUNFW_VERSION=v5.4.0
+LIBKRUNFW_VERSION=v5.5.0