diff --git a/.tool-versions b/.tool-versions
index 3d664e3..89a9e0d 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
-elixir 1.19.5-otp-28
-erlang 28.3.1
+elixir 1.20.4-otp-29
+erlang 29.0.5
diff --git a/mise.toml b/mise.toml
new file mode 100644
index 0000000..b9f36b9
--- /dev/null
+++ b/mise.toml
@@ -0,0 +1,3 @@
+[tools]
+erlang = "29.0.5"
+elixir = "1.20.4-otp-29"