diff --git a/.gitignore b/.gitignore
index bb993c7e..0208dc2e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,8 +12,3 @@ pubspec.lock
 package-lock.json
 /benchmark/source
 node_modules/
-
-# These are downloaded as part of Travis builds, so we need to gitignore them to
-# make sure they aren't deployed when we "pub lish".
-/dart-sdk
-/dart.zip
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 89ee19b2..3caf1dd8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -72,7 +72,7 @@ Before you send a pull request, we recommend you run the following steps:
   can also just check that there aren't any warnings in there.
 
 * `pub run test -x node` will run the tests for the Dart VM API. These are a
-  good sanity check, but they aren't comprehensive; Travis CI will also run
+  good sanity check, but they aren't comprehensive; GitHub Actions will also run
   Node.js API tests and Sass language tests, all of which must pass before your
   pull request is merged. See [Changing the Language](#changing-the-language)
   and [Changing the Node API](#changing-the-node-api) for more details.
diff --git a/README.md b/README.md
index 3dd24bce..151509c9 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ A [Dart][dart] implementation of [Sass][sass]. **Sass makes CSS fun again**.
     <td valign="middle">
       <a href="https://pub.dartlang.org/packages/sass"><img alt="Pub version" src="https://img.shields.io/pub/v/sass.svg"></a>
       <br>
-      <a href="https://travis-ci.com/github/sass/dart-sass"><img alt="Travis build status" src="https://travis-ci.com/sass/dart-sass.svg?branch=master"></a>
+      <a href="https://github.com/sass/dart-sass/actions"><img alt="GitHub actions build status" src="https://github.com/sass/dart-sass/workflows/CI/badge.svg"></a>
     </td>
     <td>
       <a href="https://twitter.com/SassCSS"><img alt="@SassCSS on Twitter" src="https://img.shields.io/twitter/follow/SassCSS?label=%40SassCSS&style=social"></a>
diff --git a/package/README.npm.md b/package/README.npm.md
index d337c2c3..6784f49d 100644
--- a/package/README.npm.md
+++ b/package/README.npm.md
@@ -9,7 +9,7 @@ A pure JavaScript implementation of [Sass][sass]. **Sass makes CSS fun again**.
       <a href="https://www.npmjs.com/package/sass"><img width="100%" alt="npm statistics" src="https://nodei.co/npm/sass.png?downloads=true"></a>
     </td>
     <td valign="middle">
-      <a href="https://travis-ci.org/sass/dart-sass"><img alt="Travis build status" src="https://api.travis-ci.org/sass/dart-sass.svg?branch=master"></a>
+      <a href="https://github.com/sass/dart-sass/actions"><img alt="GitHub actions build status" src="https://github.com/sass/dart-sass/workflows/CI/badge.svg"></a>
       <br>
       <a href="https://ci.appveyor.com/project/nex3/dart-sass"><img alt="Appveyor build status" src="https://ci.appveyor.com/api/projects/status/84rl9hvu8uoecgef?svg=true"></a>
     </td>
diff --git a/tool/github-action/sass-spec-ref.sh b/tool/github-action/sass-spec-ref.sh
index 222bd3b2..654f77c2 100755
--- a/tool/github-action/sass-spec-ref.sh
+++ b/tool/github-action/sass-spec-ref.sh
@@ -3,9 +3,10 @@
 # license that can be found in the LICENSE file or at
 # https://opensource.org/licenses/MIT.
 
-# Echoes the sass-spec Git ref that should be checked out for the current Travis
-# run. If we're running specs for a pull request which refers to a sass-spec
-# pull request, we'll run against the latter rather than sass-spec master.
+# Echoes the sass-spec Git ref that should be checked out for the current GitHub
+# Actions run. If we're running specs for a pull request which refers to a
+# sass-spec pull request, we'll run against the latter rather than sass-spec
+# master.
 
 GITHUB_REF=${PR_REF:-$CURRENT_REF}
 if [[ "$GITHUB_REF" == refs/heads/feature.* ]]; then
diff --git a/tool/grind/sanity_check.dart b/tool/grind/sanity_check.dart
index 4aec1993..b3eb83b8 100644
--- a/tool/grind/sanity_check.dart
+++ b/tool/grind/sanity_check.dart
@@ -13,10 +13,9 @@ import 'utils.dart';
 
 @Task('Verify that the package is in a good state to release.')
 void sanityCheckBeforeRelease() {
-  var travisTag = environment("TRAVIS_TAG");
-  if (travisTag != pkg.version.toString()) {
-    fail("TRAVIS_TAG $travisTag is different than pubspec version "
-        "${pkg.version}.");
+  var ref = environment("GITHUB_REF");
+  if (ref != pkg.version.toString()) {
+    fail("GITHUB_REF $ref is different than pubspec version ${pkg.version}.");
   }
 
   if (listEquals(pkg.version.preRelease, ["dev"])) {