diff --git a/Dockerfile b/Dockerfile
index 52eb965..4d2e3ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@ FROM alpine:3.7
 
 LABEL maintainer "Knut Ahlers <knut@luzifer.io>"
 
-ENV VAULT_VERSION=1.17.2 \
-    VAULT_HASH=a0c0449e640c8be5dcf7b7b093d5884f6a85406dbb86bbad0ea06becad5aaab8 \
+ENV VAULT_VERSION=1.17.3 \
+    VAULT_HASH=146536fd9ef8aa1465894e718a8fe7a9ca13d68761bae900428f01f7ecd83806 \
     HOME=/home/vault
 
 RUN set -xe \