diff --git a/mat64/qr_test.go b/mat64/qr_test.go
index dc7de1cb..bd871afb 100644
--- a/mat64/qr_test.go
+++ b/mat64/qr_test.go
@@ -62,16 +62,6 @@ func (s *S) TestQRD(c *check.C) {
 				{19.4, 5.2, -26.1},
 			},
 		},
-		/*
-			{
-				name: "Fat",
-				a: [][]float64{
-					{1.3, 2.4, 8.9, 19.4},
-					{-2.6, 8.7, 9.1, 5.2},
-					{5.6, 5.8, 2.1, -26.1},
-				},
-			},
-		*/
 	} {
 
 		a := NewDense(flatten(test.a))