diff --git a/Dockerfile b/Dockerfile
index d4c179233..14fcc7058 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -183,7 +183,7 @@ ENV LINUX_GPG_KEYS \
 		AC2B29BD34A6AFDDB3F68F35E7BFC8EC95861109
 
 # updated via "update.sh"
-ENV LINUX_VERSION 6.1.54
+ENV LINUX_VERSION 6.1.55
 
 RUN wget -O /linux.tar.xz "https://cdn.kernel.org/pub/linux/kernel/v${LINUX_VERSION%%.*}.x/linux-${LINUX_VERSION}.tar.xz"; \
 	wget -O /linux.tar.asc "https://cdn.kernel.org/pub/linux/kernel/v${LINUX_VERSION%%.*}.x/linux-${LINUX_VERSION}.tar.sign"; \