diff --git a/.travis.yml b/.travis.yml
index 65d1305..8288a4c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@
 go:
   - 1.2
   - 1.3
+  - 1.4
   - tip
 
-script: go test ./...
\ No newline at end of file
+script: go test -timeout 1h ./...
diff --git a/leveldb/go13_bench_test.go b/leveldb/bench2_test.go
similarity index 98%
rename from leveldb/go13_bench_test.go
rename to leveldb/bench2_test.go
index e76657e..0dd60fd 100644
--- a/leveldb/go13_bench_test.go
+++ b/leveldb/bench2_test.go
@@ -4,7 +4,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// +build go1.3
+// +build !go1.2
 
 package leveldb
 
diff --git a/leveldb/cache/bench2_test.go b/leveldb/cache/bench2_test.go
new file mode 100644
index 0000000..175e222
--- /dev/null
+++ b/leveldb/cache/bench2_test.go
@@ -0,0 +1,30 @@
+// Copyright (c) 2012, Suryandaru Triandana <syndtr@gmail.com>
+// All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// +build !go1.2
+
+package cache
+
+import (
+	"math/rand"
+	"testing"
+)
+
+func BenchmarkLRUCache(b *testing.B) {
+	c := NewCache(NewLRU(10000))
+
+	b.SetParallelism(10)
+	b.RunParallel(func(pb *testing.PB) {
+		r := rand.New(rand.NewSource(time.Now().UnixNano()))
+
+		for pb.Next() {
+			key := uint64(r.Intn(1000000))
+			c.Get(0, key, func() (int, Value) {
+				return 1, key
+			}).Release()
+		}
+	})
+}
diff --git a/leveldb/cache/cache_test.go b/leveldb/cache/cache_test.go
index 5575583..c2a5015 100644
--- a/leveldb/cache/cache_test.go
+++ b/leveldb/cache/cache_test.go
@@ -552,19 +552,3 @@
 		t.Errorf("delFunc isn't called 1 times: got=%d", delFuncCalled)
 	}
 }
-
-func BenchmarkLRUCache(b *testing.B) {
-	c := NewCache(NewLRU(10000))
-
-	b.SetParallelism(10)
-	b.RunParallel(func(pb *testing.PB) {
-		r := rand.New(rand.NewSource(time.Now().UnixNano()))
-
-		for pb.Next() {
-			key := uint64(r.Intn(1000000))
-			c.Get(0, key, func() (int, Value) {
-				return 1, key
-			}).Release()
-		}
-	})
-}