diff --git a/internal/params/config.go b/internal/params/config.go
index 9e099910f0..a258f131f7 100644
--- a/internal/params/config.go
+++ b/internal/params/config.go
@@ -365,6 +365,7 @@ var (
 		big.NewInt(0),                      // MaxRateEpoch
 		big.NewInt(0),
 		big.NewInt(0),
+		big.NewInt(0),
 	}
 
 	// TestChainConfig ...