diff --git a/service/popm/popm.go b/service/popm/popm.go
index 896060ed7..d7c425716 100644
--- a/service/popm/popm.go
+++ b/service/popm/popm.go
@@ -368,6 +368,22 @@ func (m *Miner) Ping(ctx context.Context, timestamp int64) (*bfgapi.PingResponse
 	return pr, nil
 }
 
+func (m *Miner) L2Keystones(ctx context.Context, count uint64) (*bfgapi.L2KeystonesResponse, error) {
+	res, err := m.callBFG(ctx, m.requestTimeout, &bfgapi.L2KeystonesRequest{
+		NumL2Keystones: count,
+	})
+	if err != nil {
+		return nil, fmt.Errorf("l2keystones: %w", err)
+	}
+
+	kr, ok := res.(*bfgapi.L2KeystonesResponse)
+	if !ok {
+		return nil, fmt.Errorf("not a L2KeystonesResponse: %T", res)
+	}
+
+	return kr, nil
+}
+
 func (m *Miner) BitcoinBalance(ctx context.Context, scriptHash string) (*bfgapi.BitcoinBalanceResponse, error) {
 	if scriptHash[0:2] == "0x" || scriptHash[0:2] == "0X" {
 		scriptHash = scriptHash[2:]