diff --git a/buildpack.toml b/buildpack.toml
index 5e8ca1c2..22dd116c 100644
--- a/buildpack.toml
+++ b/buildpack.toml
@@ -43,7 +43,7 @@ api = "0.7"
   [[order.group]]
     id = "paketo-buildpacks/yarn"
     optional = true
-    version = "1.3.18"
+    version = "1.3.21"
 
   [[order.group]]
     id = "paketo-buildpacks/node-engine"
diff --git a/package.toml b/package.toml
index 91ae3fe9..5eb42ff6 100644
--- a/package.toml
+++ b/package.toml
@@ -5,7 +5,7 @@
   uri = "docker://gcr.io/paketo-buildpacks/bellsoft-liberica:11.0.0"
 
 [[dependencies]]
-  uri = "docker://gcr.io/paketo-buildpacks/yarn:1.3.18"
+  uri = "docker://gcr.io/paketo-buildpacks/yarn:1.3.21"
 
 [[dependencies]]
   uri = "docker://gcr.io/paketo-buildpacks/node-engine:5.0.2"