diff --git a/.final_builds/packages/r-buildpack-cflinuxfs3/index.yml b/.final_builds/packages/r-buildpack-cflinuxfs3/index.yml
index d3011bc..a09f39a 100644
--- a/.final_builds/packages/r-buildpack-cflinuxfs3/index.yml
+++ b/.final_builds/packages/r-buildpack-cflinuxfs3/index.yml
@@ -163,6 +163,10 @@ builds:
     version: b88457b1028935fa16d2c9a7176d339f7ef10acb9e196f49745e369b0fae781e
     blobstore_id: 5b28d8cc-5fd3-4f4a-5e7e-c7102c7a95e8
     sha1: sha256:fd043c7bfb44a7285747b176312285f6f4fe6997fc6fed3e940a76ec6e45ed01
+  c45799bdb528d91d5e3ed5b08ee8fa489c3c03330bdf7dc01c6b95cfe6ad379b:
+    version: c45799bdb528d91d5e3ed5b08ee8fa489c3c03330bdf7dc01c6b95cfe6ad379b
+    blobstore_id: 69ebaba1-6029-4231-6e53-b2c3b1b1c416
+    sha1: sha256:c6673a42adb2d253a0f9fd8103ba6a49338b4d6993b744adc6ed12446a67644b
   c806715937aa8b806cdee3777f66f731ff06841a9ac8a61d89c5ce16f5daf505:
     version: c806715937aa8b806cdee3777f66f731ff06841a9ac8a61d89c5ce16f5daf505
     blobstore_id: cffdc5d1-3ab0-4273-6a5d-7cdb4495b576
diff --git a/.final_builds/packages/r-buildpack-cflinuxfs4/index.yml b/.final_builds/packages/r-buildpack-cflinuxfs4/index.yml
index 57ec434..6190327 100644
--- a/.final_builds/packages/r-buildpack-cflinuxfs4/index.yml
+++ b/.final_builds/packages/r-buildpack-cflinuxfs4/index.yml
@@ -11,6 +11,10 @@ builds:
     version: 29a6554f1caecf06c33ec574ed27699cd96002e47402bfd6384d900493c11417
     blobstore_id: 5fb6b517-c778-41e1-775c-dbfcae24fd1d
     sha1: sha256:d6c8ed63b2325e6cdcadf4ee5ef33f1359398ff17d5afda4355a4a63bb02873e
+  2b9d6e57506c3ccde27b0e8316d2a89e2526fcc50c0cb675a58594f3f7cf0a37:
+    version: 2b9d6e57506c3ccde27b0e8316d2a89e2526fcc50c0cb675a58594f3f7cf0a37
+    blobstore_id: 98d0bc0c-a7c6-4f41-6056-40098aec8621
+    sha1: sha256:bb60645fc5f0b992b818870463d5b2f1c7313ce4703931604ea0994ea502ea48
   36d4605a51df99b6ab090e1cbc21ab21b875b6faef75819a232af7429812cacc:
     version: 36d4605a51df99b6ab090e1cbc21ab21b875b6faef75819a232af7429812cacc
     blobstore_id: 39a5e185-a51b-4ab6-50e7-9a8672380f95
diff --git a/releases/r-buildpack/index.yml b/releases/r-buildpack/index.yml
index 34a5e95..7d2ddbc 100644
--- a/releases/r-buildpack/index.yml
+++ b/releases/r-buildpack/index.yml
@@ -31,6 +31,8 @@ builds:
     version: 1.1.28
   3a6f54fb-2689-4312-5136-39bca9abd5af:
     version: 1.1.2
+  3ae2fb30-d881-44c0-58ff-3fadb1bf8173:
+    version: 1.2.11
   3dafc48b-c316-437c-47d1-54dbc11ae3be:
     version: 1.2.10
   40d8d60f-8087-46fc-5507-6a9b3ef2e43a:
diff --git a/releases/r-buildpack/r-buildpack-1.2.11.yml b/releases/r-buildpack/r-buildpack-1.2.11.yml
new file mode 100644
index 0000000..70c21af
--- /dev/null
+++ b/releases/r-buildpack/r-buildpack-1.2.11.yml
@@ -0,0 +1,27 @@
+name: r-buildpack
+version: 1.2.11
+commit_hash: 3b1d31b
+uncommitted_changes: false
+jobs:
+- name: r-buildpack
+  version: a50cc69cf797a758d497f4f4a5f4fc89dbca90c6175917be0da10e583042aa94
+  fingerprint: a50cc69cf797a758d497f4f4a5f4fc89dbca90c6175917be0da10e583042aa94
+  sha1: sha256:367e23bb8879d9de648e5861c891e3ff53331df5747d9072d9fe2529a4853276
+  packages:
+  - r-buildpack-cflinuxfs3
+  - r-buildpack-cflinuxfs4
+packages:
+- name: r-buildpack-cflinuxfs3
+  version: c45799bdb528d91d5e3ed5b08ee8fa489c3c03330bdf7dc01c6b95cfe6ad379b
+  fingerprint: c45799bdb528d91d5e3ed5b08ee8fa489c3c03330bdf7dc01c6b95cfe6ad379b
+  sha1: sha256:c6673a42adb2d253a0f9fd8103ba6a49338b4d6993b744adc6ed12446a67644b
+  dependencies: []
+- name: r-buildpack-cflinuxfs4
+  version: 2b9d6e57506c3ccde27b0e8316d2a89e2526fcc50c0cb675a58594f3f7cf0a37
+  fingerprint: 2b9d6e57506c3ccde27b0e8316d2a89e2526fcc50c0cb675a58594f3f7cf0a37
+  sha1: sha256:bb60645fc5f0b992b818870463d5b2f1c7313ce4703931604ea0994ea502ea48
+  dependencies: []
+license:
+  version: 8a6a9788a82bae7001fb1321abfd5a77b1c0a838a64f756ca517e8596adbe5ea
+  fingerprint: 8a6a9788a82bae7001fb1321abfd5a77b1c0a838a64f756ca517e8596adbe5ea
+  sha1: sha256:4ea7de8e4d8610da104f40d366c3140cc4c2371a254994e87a78d60b00ecebc6