diff --git a/irc/constants.go b/irc/constants.go
index 330c3e5d..311aaf1a 100644
--- a/irc/constants.go
+++ b/irc/constants.go
@@ -9,7 +9,7 @@ import "fmt"
 
 const (
 	// SemVer is the semantic version of Oragono.
-	SemVer = "2.0.0"
+	SemVer = "2.1.0-unreleased"
 )
 
 var (