diff --git a/Dockerfile b/Dockerfile
index c2af103..5e73f67 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,10 +3,10 @@ FROM debian:jessie-slim as builder
 ARG ARCH=x86_64
 ARG DEBIAN_FRONTEND=noninteractive
 
-ARG GLIBC_VER=2.25
-ARG BUSYB_VER=1.26.2
+ARG GLIBC_VER=2.26
+ARG BUSYB_VER=1.27.1
 ARG SU_EXEC_VER=v0.2
-ARG TINI_VER=v0.14.0
+ARG TINI_VER=v0.15.0
 
 ARG PREFIX=/output
 WORKDIR $PREFIX