Prepare for 1.0.4 release
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff129ff..72c5ea4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,15 @@
+## 1.0.4 - 2021-12-20
+
+* Updated dependency on `vm_service` package from `>=6.1.0 <8.0.0`to `>=8.1.0
+  <9.0.0`.
+
 ## 1.0.3 - 2021-05-25
 
 * Updated dependency on `vm_service` package from `^6.1.0` to `>=6.1.0 <8.0.0`.
 
 ## 1.0.2 - 2021-03-15
 
-* Fix an issue where the `--packages` argument wasn't passed to `format_coverage`. 
+* Fix an issue where the `--packages` argument wasn't passed to `format_coverage`.
 
 ## 1.0.1 - 2021-02-25
 
diff --git a/pubspec.yaml b/pubspec.yaml
index cd2e708..0eec782 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: coverage
-version: 1.0.3
+version: 1.0.4
 description: Coverage data manipulation and formatting
 homepage: https://github.com/dart-lang/coverage