diff --git a/build/params_testnet.go b/build/params_testnet.go
index aa75ebcd7..016109770 100644
--- a/build/params_testnet.go
+++ b/build/params_testnet.go
@@ -3,7 +3,6 @@
 package build
 
 var SectorSizes = []uint64{
-	1 << 30,
 	32 << 30,
 }