diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77c12847..ccc2d15d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Changelog
 
+## [v2.7.0] - 2019-07-17
+
+### Added:
+- **[dnsprovider]** Add DNS provider for namesilo
+- **[dnsprovider]** Add DNS provider for versio.nl
+
+### Changed:
+- **[dnsprovider]** Update DNS providers libs.
+- **[dnsprovider]** joker: support username and password.
+- **[dnsprovider]** Vultr: Switch to official client
+
+### Fixed:
+- **[dnsprovider]** otc: Prevent sending empty body.
+
 ## [v2.6.0] - 2019-05-27
 
 ### Added:
diff --git a/acme/api/internal/sender/useragent.go b/acme/api/internal/sender/useragent.go
index 5f52f36b..a77ab4f7 100644
--- a/acme/api/internal/sender/useragent.go
+++ b/acme/api/internal/sender/useragent.go
@@ -5,10 +5,10 @@ package sender
 
 const (
 	// ourUserAgent is the User-Agent of this underlying library package.
-	ourUserAgent = "xenolf-acme/2.6.0"
+	ourUserAgent = "xenolf-acme/2.7.0"
 
 	// ourUserAgentComment is part of the UA comment linked to the version status of this underlying library package.
 	// values: detach|release
 	// NOTE: Update this with each tagged release.
-	ourUserAgentComment = "detach"
+	ourUserAgentComment = "release"
 )