diff --git a/tool-versions b/tool-versions
index 87b8092..684223c 100644
--- a/tool-versions
+++ b/tool-versions
@@ -1,5 +1,5 @@
-ruby 2.5.3
-nodejs 11.13.0
-python 3.7.1
-erlang 20.1
-elixir 1.7.0
+ruby 2.6.2
+nodejs 11.14.0
+python 3.7.3
+erlang 21.3.6
+elixir 1.8.1