diff --git a/Dockerfile b/Dockerfile
index c15a1cc..5e99406 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,7 @@ RUN \
     /root-out/var/log/*
 
 # set version for s6 overlay
-ARG S6_OVERLAY_VERSION="3.1.2.1"
+ARG S6_OVERLAY_VERSION="3.1.5.0"
 ARG S6_OVERLAY_ARCH="x86_64"
 
 # add s6 overlay
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 85232a8..b1ea604 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -27,7 +27,7 @@ RUN \
     /root-out/var/log/*
 
 # set version for s6 overlay
-ARG S6_OVERLAY_VERSION="3.1.2.1"
+ARG S6_OVERLAY_VERSION="3.1.5.0"
 ARG S6_OVERLAY_ARCH="aarch64"
 
 # add s6 overlay