diff --git a/testlapack/dgeqr2.go b/testlapack/dgeqr2.go
index fdbdcdd0..49159eaa 100644
--- a/testlapack/dgeqr2.go
+++ b/testlapack/dgeqr2.go
@@ -72,12 +72,12 @@ func Dgeqr2Test(t *testing.T, impl Dgeqr2er) {
 
 		// Check that q is orthonormal
 		for i := 0; i < m; i++ {
-			nrm := blas64.Nrm2(m, blas64.Vector{1, q.Data[i*m:]})
+			nrm := blas64.Nrm2(m, blas64.Vector{Inc: 1, Data: q.Data[i*m:]})
 			if math.Abs(nrm-1) > 1e-14 {
 				t.Errorf("Case %v, q not normal", c)
 			}
 			for j := 0; j < i; j++ {
-				dot := blas64.Dot(m, blas64.Vector{1, q.Data[i*m:]}, blas64.Vector{1, q.Data[j*m:]})
+				dot := blas64.Dot(m, blas64.Vector{Inc: 1, Data: q.Data[i*m:]}, blas64.Vector{Inc: 1, Data: q.Data[j*m:]})
 				if math.Abs(dot) > 1e-14 {
 					t.Errorf("Case %v, q not orthogonal", i)
 				}
diff --git a/testlapack/dgetf2.go b/testlapack/dgetf2.go
index 7b3ebdf4..5170dbc5 100644
--- a/testlapack/dgetf2.go
+++ b/testlapack/dgetf2.go
@@ -164,7 +164,7 @@ func checkPLU(t *testing.T, ok bool, m, n, lda int, ipiv []int, factorized, orig
 	}
 	for i := len(ipiv) - 1; i >= 0; i-- {
 		v := ipiv[i]
-		blas64.Swap(m, blas64.Vector{1, p[i*ldp:]}, blas64.Vector{1, p[v*ldp:]})
+		blas64.Swap(m, blas64.Vector{Inc: 1, Data: p[i*ldp:]}, blas64.Vector{Inc: 1, Data: p[v*ldp:]})
 	}
 	P := blas64.General{
 		Rows:   m,
diff --git a/testlapack/dlange.go b/testlapack/dlange.go
index efbada0d..cdf8355a 100644
--- a/testlapack/dlange.go
+++ b/testlapack/dlange.go
@@ -47,7 +47,7 @@ func DlangeTest(t *testing.T, impl Dlanger) {
 		norm := impl.Dlange(lapack.MaxAbs, m, n, a, lda, work)
 		var ans float64
 		for i := 0; i < m; i++ {
-			idx := blas64.Iamax(n, blas64.Vector{1, aCopy[i*lda:]})
+			idx := blas64.Iamax(n, blas64.Vector{Inc: 1, Data: aCopy[i*lda:]})
 			ans = math.Max(ans, math.Abs(a[i*lda+idx]))
 		}
 		// Should be strictly equal because there is no floating point summation error.
@@ -59,7 +59,7 @@ func DlangeTest(t *testing.T, impl Dlanger) {
 		norm = impl.Dlange(lapack.MaxColumnSum, m, n, a, lda, work)
 		ans = 0
 		for i := 0; i < n; i++ {
-			sum := blas64.Asum(m, blas64.Vector{lda, aCopy[i:]})
+			sum := blas64.Asum(m, blas64.Vector{Inc: lda, Data: aCopy[i:]})
 			ans = math.Max(ans, sum)
 		}
 		if math.Abs(norm-ans) > 1e-14 {
@@ -70,7 +70,7 @@ func DlangeTest(t *testing.T, impl Dlanger) {
 		norm = impl.Dlange(lapack.MaxRowSum, m, n, a, lda, work)
 		ans = 0
 		for i := 0; i < m; i++ {
-			sum := blas64.Asum(n, blas64.Vector{1, aCopy[i*lda:]})
+			sum := blas64.Asum(n, blas64.Vector{Inc: 1, Data: aCopy[i*lda:]})
 			ans = math.Max(ans, sum)
 		}
 		if math.Abs(norm-ans) > 1e-14 {
@@ -81,7 +81,7 @@ func DlangeTest(t *testing.T, impl Dlanger) {
 		norm = impl.Dlange(lapack.NormFrob, m, n, a, lda, work)
 		ans = 0
 		for i := 0; i < m; i++ {
-			sum := blas64.Nrm2(n, blas64.Vector{1, aCopy[i*lda:]})
+			sum := blas64.Nrm2(n, blas64.Vector{Inc: 1, Data: aCopy[i*lda:]})
 			ans += sum * sum
 		}
 		ans = math.Sqrt(ans)
diff --git a/testlapack/dlarfg.go b/testlapack/dlarfg.go
index 2564998e..9e31c722 100644
--- a/testlapack/dlarfg.go
+++ b/testlapack/dlarfg.go
@@ -104,7 +104,7 @@ func DlarfgTest(t *testing.T, impl Dlarfger) {
 			}
 		}
 		if !iseye {
-			t.Errorf("H^T * H is not I %V", eye)
+			t.Errorf("H^T * H is not I %v", eye)
 		}
 
 		xVec := blas64.Vector{