diff --git a/Dockerfile b/Dockerfile
index dd43513..39ceeaf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,8 +3,8 @@ FROM debian:stretch
 LABEL maintainer Knut Ahlers <knut@ahlers.me>
 
 # Get the SHA256 from https://www.teamspeak.com/en/downloads#server
-ENV TEAMSPEAK_VERSION=3.1.2 \
-    TEAMSPEAK_SHA256=0ae338d02bb0a69a1f0405f5d465d2bc0db6e0242eabe47f2820cf4634bee22f
+ENV TEAMSPEAK_VERSION=3.1.3 \
+    TEAMSPEAK_SHA256=e5112515a43899be705facd99e4559b66401fb297506bcb051a0338dff416c1e
 
 RUN set -ex \
  && apt-get update \