diff --git a/consensus/votepower/roster.go b/consensus/votepower/roster.go
index 96a3ac9c6b..80380c9ca8 100644
--- a/consensus/votepower/roster.go
+++ b/consensus/votepower/roster.go
@@ -201,7 +201,11 @@ func Compute(subComm *shard.Committee, epoch *big.Int) (*Roster, error) {
 		} else { // Our node
 			member.IsHarmonyNode = true
 			member.OverallPercent = harmonyPercent.Quo(asDecHMYSlotCount)
-			member.GroupPercent = member.OverallPercent.Quo(harmonyPercent)
+			if member.OverallPercent.IsZero() {
+				member.GroupPercent = member.OverallPercent.Copy()
+			} else {
+				member.GroupPercent = member.OverallPercent.Quo(harmonyPercent)
+			}
 			ourPercentage = ourPercentage.Add(member.OverallPercent)
 		}