diff --git a/blockchain/blockchain.go b/blockchain/blockchain.go
index df1e377222..bcdadd5b52 100644
--- a/blockchain/blockchain.go
+++ b/blockchain/blockchain.go
@@ -63,14 +63,22 @@ func checkBlockVersion(protocolVersion string) error {
 	}
 
 	// We ignore changes in patch part of the version
-	blockVerMM, suportedVerMM := blockVer.IncMinor(), SupportedStarknetVersion.IncMinor()
-	if blockVerMM.GreaterThan(&suportedVerMM) {
+	blockVerMM, supportedVerMM := copyWithoutPatch(blockVer), copyWithoutPatch(SupportedStarknetVersion)
+	if blockVerMM.GreaterThan(supportedVerMM) {
 		return errors.New("unsupported block version")
 	}
 
 	return nil
 }
 
+func copyWithoutPatch(v *semver.Version) *semver.Version {
+	if v == nil {
+		return nil
+	}
+
+	return semver.New(v.Major(), v.Minor(), 0, v.Prerelease(), v.Metadata())
+}
+
 var _ Reader = (*Blockchain)(nil)
 
 // Blockchain is responsible for keeping track of all things related to the Starknet blockchain