diff --git a/buildpack.toml b/buildpack.toml
index 6ded5182..7cbd7e58 100644
--- a/buildpack.toml
+++ b/buildpack.toml
@@ -22,7 +22,7 @@ api = "0.8"
 
   [[order.group]]
     id = "paketo-buildpacks/cpython"
-    version = "5.4.0b3"
+    version = "5.9"
 
   [[order.group]]
     id = "paketo-buildpacks/pip"
@@ -69,7 +69,7 @@ api = "0.8"
 
   [[order.group]]
     id = "paketo-buildpacks/cpython"
-    version = "5.4.0b3"
+    version = "5.9"
 
   [[order.group]]
     id = "paketo-buildpacks/pip"
@@ -151,7 +151,7 @@ api = "0.8"
 
   [[order.group]]
     id = "paketo-buildpacks/cpython"
-    version = "5.4.0b3"
+    version = "5.9"
 
   [[order.group]]
     id = "paketo-buildpacks/pip"
@@ -202,7 +202,7 @@ api = "0.8"
 
   [[order.group]]
     id = "paketo-buildpacks/cpython"
-    version = "5.4.0b3"
+    version = "5.9"
 
   [[order.group]]
     id = "paketo-buildpacks/pip"
@@ -249,7 +249,7 @@ api = "0.8"
 
   [[order.group]]
     id = "paketo-buildpacks/cpython"
-    version = "5.4.0b3"
+    version = "5.9"
 
   [[order.group]]
     id = "paketo-buildpacks/python-start"
diff --git a/package.toml b/package.toml
index 1bb25879..ba2469ca 100644
--- a/package.toml
+++ b/package.toml
@@ -3,7 +3,7 @@
   uri = "build/buildpack.tgz"
 
 [[dependencies]]
-  uri = "docker://quay.io/plotly/paketo-buildpacks-cpython:5.4.0b3"
+  uri = "docker://quay.io/plotly/paketo-buildpacks-cpython:5.9.0b3"
 
 [[dependencies]]
   uri = "docker://quay.io/plotly/paketo-buildpacks-pip:5.7.0b6"
@@ -36,13 +36,13 @@
   uri = "docker://quay.io/plotly/poetry-run:5.4.0"
 
 [[dependencies]]
-  uri = "docker://gcr.io/paketo-buildpacks/procfile:5.9.0"
+  uri = "urn:cnb:registry:paketo-buildpacks/procfile@5.9.0"
 
 [[dependencies]]
-  uri = "docker://gcr.io/paketo-buildpacks/environment-variables:4.7.0"
+  uri = "urn:cnb:registry:paketo-buildpacks/environment-variables@4.7.0"
 
 [[dependencies]]
-  uri = "docker://gcr.io/paketo-buildpacks/ca-certificates:3.8.0"
+  uri = "urn:cnb:registry:paketo-buildpacks/ca-certificates@3.8.0"
 
 [[dependencies]]
   uri = "urn:cnb:registry:paketo-buildpacks/image-labels@4.7.0"