diff --git a/.tool-versions b/.tool-versions
index 7886d8a..8ff2faf 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
-erlang 27.3.4
+erlang 28.1.1
 elixir 1.19.1
 zig 0.14.1