diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d9a8c9..20f75ba 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,14 @@
 CHANGELOG
 =========
 
+0.4.0 (2013-07-16)
+------------------
+
+* This is the first release with the GeoIP2 database reader. Please see the
+  `README.md` file and the `\GeoIp2\Database\Reader` class.
+* The general exception classes were replaced with specific exception classes
+  representing particular types of errors, such as an authentication error.
+
 0.3.0 (2013-07-12)
 ------------------
 
diff --git a/bin/release.sh b/bin/release.sh
index 7f42a6f..2b6a2bd 100755
--- a/bin/release.sh
+++ b/bin/release.sh
@@ -58,6 +58,6 @@ git push git@github.com:maxmind/GeoIP2-php.git
 git push
 
 cd ..
-git tag $TAG
+git tag -a $TAG
 git push
 git push --tags
diff --git a/composer.json b/composer.json
index dc9fe33..7f382dd 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     ],
     "require": {
         "guzzle/guzzle": "3.*",
-        "maxmind-db/reader": "dev-master",
+        "maxmind-db/reader": "0.1.*",
         "php": ">=5.3.1"
     },
     "require-dev": {