diff --git a/Containerfile b/Containerfile
index 1cae706..6a99fe6 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,5 +1,5 @@
-ARG GLEAM_VERSION=v1.14.0
-ARG ERLANG_VERSION=28.0.2.0
+ARG GLEAM_VERSION=v1.15.2
+ARG ERLANG_VERSION=28.4.1
 
 # builder stage ----------------------------------------------------------------
 FROM ghcr.io/gleam-lang/gleam:${GLEAM_VERSION}-scratch as gleam