diff --git a/params/version.go b/params/version.go
index ba9ab202a7..d3954e0bc3 100644
--- a/params/version.go
+++ b/params/version.go
@@ -21,10 +21,10 @@ import (
 )
 
 const (
-	VersionMajor = 1        // Major version component of the current release
-	VersionMinor = 8        // Minor version component of the current release
-	VersionPatch = 20       // Patch version component of the current release
-	VersionMeta  = "stable" // Version metadata to append to the version string
+	VersionMajor = 1          // Major version component of the current release
+	VersionMinor = 9          // Minor version component of the current release
+	VersionPatch = 0          // Patch version component of the current release
+	VersionMeta  = "unstable" // Version metadata to append to the version string
 )
 
 // Version holds the textual version string.
diff --git a/swarm/version/version.go b/swarm/version/version.go
index c348109014..8301dfd2d4 100644
--- a/swarm/version/version.go
+++ b/swarm/version/version.go
@@ -21,10 +21,10 @@ import (
 )
 
 const (
-	VersionMajor = 0        // Major version component of the current release
-	VersionMinor = 3        // Minor version component of the current release
-	VersionPatch = 8        // Patch version component of the current release
-	VersionMeta  = "stable" // Version metadata to append to the version string
+	VersionMajor = 0          // Major version component of the current release
+	VersionMinor = 3          // Minor version component of the current release
+	VersionPatch = 9          // Patch version component of the current release
+	VersionMeta  = "unstable" // Version metadata to append to the version string
 )
 
 // Version holds the textual version string.