diff --git a/Dockerfile b/Dockerfile
index b1544989..3f4c60e1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM hexpm/elixir:1.11.4-erlang-23.2.7.2-alpine-3.14.0 AS build
+FROM hexpm/elixir:1.14.2-erlang-23.2.7.2-alpine-3.14.0 AS build
 
 # install build dependencies
 RUN apk add --no-cache build-base npm git