diff --git a/cmd/lotus/main.go b/cmd/lotus/main.go
index 33ff56ac3..f85c828cb 100644
--- a/cmd/lotus/main.go
+++ b/cmd/lotus/main.go
@@ -17,6 +17,8 @@ import (
 var AdvanceBlockCmd *cli.Command
 
 func main() {
+	os.Setenv("BELLMAN_NO_GPU", "1")
+
 	lotuslog.SetupLogLevels()
 
 	local := []*cli.Command{