diff --git a/.tool-versions b/.tool-versions
index e3c3254..98b4f55 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
 elixir 1.11.4-otp-24
 erlang 24.0.6
-nodejs 14.17.1
+nodejs 16.9.1
diff --git a/phoenix_static_buildpack.config b/phoenix_static_buildpack.config
index 309ca00..1464272 100644
--- a/phoenix_static_buildpack.config
+++ b/phoenix_static_buildpack.config
@@ -1,7 +1,7 @@
 clean_cache=true
 compile="compile"
-node_version=14.17.1
-yarn_version=1.17.3
+node_version=16.9.1
+yarn_version=1.22.11
 phoenix_relative_path=.
 remove_node=false
 assets_path=.