diff --git a/.tool-versions b/.tool-versions
index dd1dbfc..ce0360e 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
-erlang 26.2.2
-elixir 1.16.2-otp-26
+erlang 27.0.1
+elixir 1.17.2-otp-27