diff --git a/Dockerfile b/Dockerfile
index d5af03b..0699a8f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM thallian/confd-env:3.17
+FROM thallian/confd-env:3.18
 
 RUN apk add --no-cache \
     murmur \