diff --git a/progress.go b/progress.go
index 5902e73..df11c7b 100644
--- a/progress.go
+++ b/progress.go
@@ -472,8 +472,8 @@
 }
 
 func syncWidth(wg *sync.WaitGroup, matrix map[int][]chan int) {
-	wg.Add(len(matrix))
 	for _, column := range matrix {
+		wg.Add(1)
 		go maxWidthDistributor(wg, column)
 	}
 }