diff --git a/cmd/tsdb/main.go b/cmd/tsdb/main.go
index a0845f274..8c0494510 100644
--- a/cmd/tsdb/main.go
+++ b/cmd/tsdb/main.go
@@ -48,7 +48,7 @@ func main() {
 		benchWriteCmd        = benchCmd.Command("write", "run a write performance benchmark")
 		benchWriteOutPath    = benchWriteCmd.Flag("out", "set the output path").Default("benchout").String()
 		benchWriteNumMetrics = benchWriteCmd.Flag("metrics", "number of metrics to read").Default("10000").Int()
-		benchSamplesFile     = benchWriteCmd.Arg("file", "input file with samples data, default is ("+filepath.Join("..", "testdata", "20kseries.json")+")").Default(filepath.Join("..", "testdata", "20kseries.json")).String()
+		benchSamplesFile     = benchWriteCmd.Arg("file", "input file with samples data, default is ("+filepath.Join("..", "..", "testdata", "20kseries.json")+")").Default(filepath.Join("..", "..", "testdata", "20kseries.json")).String()
 		listCmd              = cli.Command("ls", "list db blocks")
 		listCmdHumanReadable = listCmd.Flag("human-readable", "print human readable values").Short('h').Bool()
 		listPath             = listCmd.Arg("db path", "database path (default is "+defaultDBPath+")").Default(defaultDBPath).String()