diff --git a/.tool-versions b/.tool-versions
index 4892d33..366a4c7 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
-erlang   27.3.3
+erlang   27.3.4
 elixir   1.18.3
 lefthook 1.11.12