diff --git a/cgo/level1doubleBench_auto_test.go b/cgo/level1doubleBench_auto_test.go
index f7d7e47..eddd0e8 100644
--- a/cgo/level1doubleBench_auto_test.go
+++ b/cgo/level1doubleBench_auto_test.go
@@ -1,4 +1,4 @@
-// Code generated by \"go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go\"; DO NOT EDIT.\n
+// Code generated by "go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go"; DO NOT EDIT.
 
 // Copyright 2014 The Gonum Authors. All rights reserved.
 // Use of this code is governed by a BSD-style
diff --git a/native/level1doubleBench_auto_test.go b/native/level1doubleBench_auto_test.go
index 9e982b7..cb46c75 100644
--- a/native/level1doubleBench_auto_test.go
+++ b/native/level1doubleBench_auto_test.go
@@ -1,4 +1,4 @@
-// Code generated by \"go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go\"; DO NOT EDIT.\n
+// Code generated by "go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go"; DO NOT EDIT.
 
 // Copyright 2014 The Gonum Authors. All rights reserved.
 // Use of this code is governed by a BSD-style
diff --git a/testblas/benchautogen/autogen_bench_level1double.go b/testblas/benchautogen/autogen_bench_level1double.go
index 4cddd01..12141af 100644
--- a/testblas/benchautogen/autogen_bench_level1double.go
+++ b/testblas/benchautogen/autogen_bench_level1double.go
@@ -20,7 +20,7 @@ var copyrightnotice = []byte(`// Copyright 2014 The Gonum Authors. All rights re
 // Use of this code is governed by a BSD-style
 // license that can be found in the LICENSE file`)
 
-var autogen = []byte(`// Code generated by \"go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go\"; DO NOT EDIT.\n`)
+var autogen = []byte("// Code generated by \"go run github.com/gonum/blas/testblas/benchautogen/autogen_bench_level1double.go\"; DO NOT EDIT.\n")
 
 var imports = []byte(`import(
 	"math/rand"