diff --git a/VERSION b/VERSION
index 759e855..40c8500 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-v0.21.0
+v0.21.1
diff --git a/common/version.go b/common/version.go
index c32627e..ef2b872 100644
--- a/common/version.go
+++ b/common/version.go
@@ -5,7 +5,7 @@ import "github.com/nspcc-dev/neo-go/pkg/interop/native/std"
 const (
 	major = 0
 	minor = 21
-	patch = 0
+	patch = 1
 
 	// Versions from which an update should be performed.
 	// These should be used in a group (so prevMinor can be equal to minor if there are