diff --git a/go.mod b/go.mod
index bb9492f0e..f0749597b 100644
--- a/go.mod
+++ b/go.mod
@@ -27,7 +27,7 @@ require (
 	github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 // indirect
 	github.com/facebookgo/stats v0.0.0-20151006221625-1b76add642e4
 	github.com/facebookgo/subset v0.0.0-20200203212716-c811ad88dec4 // indirect
-	github.com/fclairamb/ftpserverlib v0.20.0
+	github.com/fclairamb/ftpserverlib v0.21.0
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-errors/errors v1.1.1 // indirect
 	github.com/go-redis/redis/v8 v8.11.5
diff --git a/go.sum b/go.sum
index f25a8236f..d2e051d57 100644
--- a/go.sum
+++ b/go.sum
@@ -949,8 +949,8 @@ github.com/fatih/color v1.10.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGE
 github.com/fatih/color v1.12.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
 github.com/fatih/color v1.13.0 h1:8LOYc1KYPPmyKMuN8QV2DNRWNbLo6LZ0iLs8+mlH53w=
 github.com/fatih/color v1.13.0/go.mod h1:kLAiJbzzSOZDVNGyDpeOxJ47H46qBXwg5ILebYFFOfk=
-github.com/fclairamb/ftpserverlib v0.20.0 h1:9NjQPxo3T0XQCyzSXZJ0XBH4mk4Qv4Lpw3GNVabvnpU=
-github.com/fclairamb/ftpserverlib v0.20.0/go.mod h1:7pR5Ckeygw3T006z1ND6HYSbJz+fTvkFAXlF6snW4yI=
+github.com/fclairamb/ftpserverlib v0.21.0 h1:QO4ex827FU6Y7FNi1cj4dmAs6bcmy+UtWcX5yzVzFAw=
+github.com/fclairamb/ftpserverlib v0.21.0/go.mod h1:03sR5yGPYyUH/8hFKML02SVNLY7A//3qIy0q0ZJGhTw=
 github.com/fclairamb/go-log v0.4.1 h1:rLtdSG9x2pK41AIAnE8WYpl05xBJfw1ZyYxZaXFcBsM=
 github.com/fclairamb/go-log v0.4.1/go.mod h1:sw1KvnkZ4wKCYkvy4SL3qVZcJSWFP8Ure4pM3z+KNn4=
 github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=