diff --git a/.drone.yml b/.drone.yml
index 223af13..6049a8f 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -17,7 +17,7 @@ steps:
       - .mix
 
 - name: test
-  image: elixir:1.16.1-alpine
+  image: elixir:1.17.0-otp-27-alpine
   environment:
     TEST_DATABASE_URL: ecto://postgres:postgres@database/cannery_test
     HOST: testing.example.tld
diff --git a/.tool-versions b/.tool-versions
index 04b4a5e..351230f 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
-elixir 1.16.1-otp-26
-erlang 26.2.2
-nodejs 21.6.2
+elixir 1.17.0-otp-27
+erlang 27.0
+nodejs 22.3.0
diff --git a/Dockerfile b/Dockerfile
index e92a036..4e1d228 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM elixir:1.16.1-alpine AS build
+FROM elixir:1.17.0-otp-27-alpine AS build
 
 # install build dependencies
 RUN apk add --no-cache build-base npm git python3
diff --git a/mix.exs b/mix.exs
index 439b84c..c6b7301 100644
--- a/mix.exs
+++ b/mix.exs
@@ -5,7 +5,7 @@ defmodule Cannery.MixProject do
     [
       app: :cannery,
       version: "0.9.9",
-      elixir: "1.16.1",
+      elixir: "1.17.0",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,
       aliases: aliases(),