diff --git a/pkgs/source_maps/.github/dependabot.yaml b/pkgs/source_maps/.github/dependabot.yaml
new file mode 100644
index 0000000..2144819
--- /dev/null
+++ b/pkgs/source_maps/.github/dependabot.yaml
@@ -0,0 +1,8 @@
+# Dependabot configuration file.
+version: 2
+
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
diff --git a/pkgs/source_maps/.github/workflows/test-package.yml b/pkgs/source_maps/.github/workflows/test-package.yml
index e47bf66..81ebfeb 100644
--- a/pkgs/source_maps/.github/workflows/test-package.yml
+++ b/pkgs/source_maps/.github/workflows/test-package.yml
@@ -22,8 +22,8 @@
       matrix:
         sdk: [dev]
     steps:
-      - uses: actions/checkout@v2
-      - uses: dart-lang/setup-dart@v1.0
+      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8
+      - uses: dart-lang/setup-dart@6a218f2413a3e78e9087f638a238f6b40893203d
         with:
           sdk: ${{ matrix.sdk }}
       - id: install
@@ -49,8 +49,8 @@
         os: [ubuntu-latest]
         sdk: [2.12.0, dev]
     steps:
-      - uses: actions/checkout@v2
-      - uses: dart-lang/setup-dart@v1.0
+      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8
+      - uses: dart-lang/setup-dart@6a218f2413a3e78e9087f638a238f6b40893203d
         with:
           sdk: ${{ matrix.sdk }}
       - id: install
diff --git a/pkgs/source_maps/CHANGELOG.md b/pkgs/source_maps/CHANGELOG.md
index dcd0400..a282117 100644
--- a/pkgs/source_maps/CHANGELOG.md
+++ b/pkgs/source_maps/CHANGELOG.md
@@ -1,7 +1,6 @@
-# 0.10.11-dev
+# 0.10.11
 
-- Switch to `package:lints`.
-- Populate the pubspec `repository` field.
+* Populate the pubspec `repository` field.
 
 ## 0.10.10
 
diff --git a/pkgs/source_maps/pubspec.yaml b/pkgs/source_maps/pubspec.yaml
index b1cb177..e32c278 100644
--- a/pkgs/source_maps/pubspec.yaml
+++ b/pkgs/source_maps/pubspec.yaml
@@ -1,15 +1,15 @@
 name: source_maps
-version: 0.10.11-dev
+version: 0.10.11
 description: Library to programmatically manipulate source map files.
 repository: https://github.com/dart-lang/source_maps
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: '>=2.18.0 <3.0.0'
 
 dependencies:
   source_span: ^1.8.0
 
 dev_dependencies:
-  lints: ^1.0.0
-  test: ^1.16.0
+  lints: ^2.0.0
   term_glyph: ^1.2.0
+  test: ^1.16.0