diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6ffab54..beaf66d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -17,7 +17,7 @@ jobs:
 
       - uses: erlef/setup-beam@fc68ffb90438ef2936bbb3251622353b3dcb2f93 # v1.24.0
         with:
-          otp-version: 27.2
+          otp-version: 27.3
           elixir-version: 1.18.1
 
       - run: mix deps.get
diff --git a/Dockerfile b/Dockerfile
index 25a1f72..f74d63b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 ARG ELIXIR_VERSION=1.18.1
-ARG ERLANG_VERSION=27.2
-ARG DEBIAN_VERSION=bookworm-20241223-slim
+ARG ERLANG_VERSION=27.3
+ARG DEBIAN_VERSION=bookworm-20260518-slim
 
 FROM hexpm/elixir:${ELIXIR_VERSION}-erlang-${ERLANG_VERSION}-debian-${DEBIAN_VERSION} AS build