diff --git a/h2o/Dockerfile b/h2o/Dockerfile
index 7950695..7952e4f 100644
--- a/h2o/Dockerfile
+++ b/h2o/Dockerfile
@@ -5,7 +5,7 @@
 FROM alpine
 MAINTAINER kev <noreply@easypi.info>
 
-ENV H2O_VER 1.7.2
+ENV H2O_VER 1.7.3
 ENV H2O_URL https://github.com/h2o/h2o/archive/v${H2O_VER}.tar.gz
 ENV H2O_DIR h2o-${H2O_VER}