diff --git a/test/Dockerfile b/test/Dockerfile
index 3e5a299..38bea54 100644
--- a/test/Dockerfile
+++ b/test/Dockerfile
@@ -3,7 +3,7 @@ MAINTAINER Tim Byrne <sultan@locehilios.com>
 
 # Shellcheck and esh versions
 ARG SC_VER=0.7.1
-ARG ESH_VER=0.3.0
+ARG ESH_VER=0.3.1
 
 # Install prerequisites and configure UTF-8 locale
 RUN \