diff --git a/core/vm/contracts.go b/core/vm/contracts.go
index 201aba837f..0ffdc75aa1 100644
--- a/core/vm/contracts.go
+++ b/core/vm/contracts.go
@@ -489,7 +489,6 @@ func calculateIterationCount(expLen uint64, expHead uint256.Int, multiplier uint
 		iterationCount += uint64(bitLen - 1)
 	}
 
-	// Return at least 1
 	return max(iterationCount, 1)
 }