diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml
index d529df1..c5d5168 100644
--- a/.bazelci/presubmit.yml
+++ b/.bazelci/presubmit.yml
@@ -1,19 +1,11 @@
 ---
 tasks:
-  ubuntu1604:
+  ubuntu2004:
     build_targets:
-    - "..."
-  ubuntu1804:
-    build_targets:
-    - "..."
-  ubuntu1804_nojava:
-    build_flags:
-    - "--javabase=@openjdk11_linux_archive//:runtime"
-    build_targets:
-    - "..."
+    - "//..."
   macos:
     build_targets:
-    - "..."
+    - "//..."
   windows:
     build_targets:
-    - "..."
+    - "//..."
diff --git a/BUILD b/BUILD
index ad16e74..c38493e 100644
--- a/BUILD
+++ b/BUILD
@@ -15,11 +15,11 @@
 )
 
 # For use in Incompatible Target Skipping:
-# https://docs.bazel.build/versions/master/platforms.html#skipping-incompatible-targets
+# https://docs.bazel.build/versions/main/platforms.html#skipping-incompatible-targets
 #
 # Specifically this lets targets declare incompatibility with some set of
 # platforms. See
-# https://docs.bazel.build/versions/master/platforms.html#more-expressive-constraints
+# https://docs.bazel.build/versions/main/platforms.html#more-expressive-constraints
 # for some more details.
 constraint_setting(name = "incompatible_setting")
 
diff --git a/README.md b/README.md
index a2c00d3..8022b5e 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 # [Bazel Platforms](https://bazel.build)
 
 This repository houses all canonical
-[constraint_setting()](https://docs.bazel.build/versions/master/be/platform.html#constraint_setting)s,
-[constraint_value()](https://docs.bazel.build/versions/master/be/platform.html#constraint_value)s
+[constraint_setting()](https://docs.bazel.build/versions/main/be/platform.html#constraint_setting)s,
+[constraint_value()](https://docs.bazel.build/versions/main/be/platform.html#constraint_value)s
 and
-[platform()](https://docs.bazel.build/versions/master/be/platform.html#platform)s
+[platform()](https://docs.bazel.build/versions/main/be/platform.html#platform)s
 that are universally useful across languages and Bazel projects.
 
 For questions or concerns please email
diff --git a/distro/README.md b/distro/README.md
index 5671d3b..e4164f7 100644
--- a/distro/README.md
+++ b/distro/README.md
@@ -13,7 +13,7 @@
   - Copy the description that makerel.sh produced to the description field.
   - upload the generated tar file
 
-- use https://github.com/bazelbuild/continuous-integration/blob/master/mirror/mirror.sh to mirror the file
+- use https://github.com/bazelbuild/continuous-integration/blob/HEAD/mirror/mirror.sh to mirror the file
 
 ## Step 2: Update Bazel