diff --git a/pkg/bbgo/tradecollector.go b/pkg/bbgo/tradecollector.go
deleted file mode 100644
index f30d11b65..000000000
--- a/pkg/bbgo/tradecollector.go
+++ /dev/null
@@ -1 +0,0 @@
-package bbgo
diff --git a/pkg/bbgo/tradecollector_test.go b/pkg/bbgo/tradecollector_test.go
deleted file mode 100644
index f30d11b65..000000000
--- a/pkg/bbgo/tradecollector_test.go
+++ /dev/null
@@ -1 +0,0 @@
-package bbgo