diff --git a/src/result.go b/src/result.go
index 0ad0994e..36f56fb7 100644
--- a/src/result.go
+++ b/src/result.go
@@ -128,9 +128,9 @@ func (result *Result) colorOffsets(matchOffsets []Offset, nthOffsets []Offset, t
 
 	// No ANSI codes
 	if len(itemColors) == 0 && len(nthOffsets) == 0 {
-		var offsets []colorOffset
-		for _, off := range matchOffsets {
-			offsets = append(offsets, colorOffset{offset: [2]int32{off[0], off[1]}, color: colMatch, match: true})
+		offsets := make([]colorOffset, len(matchOffsets))
+		for i, off := range matchOffsets {
+			offsets[i] = colorOffset{offset: [2]int32{off[0], off[1]}, color: colMatch, match: true}
 		}
 		return offsets
 	}