diff --git a/rgw/admin/errors.go b/rgw/admin/errors.go
index 332d779..6f63e2c 100644
--- a/rgw/admin/errors.go
+++ b/rgw/admin/errors.go
@@ -10,7 +10,7 @@ const (
 	// ErrUserExists - Attempt to create existing user
 	ErrUserExists errorReason = "UserAlreadyExists"
 
-	// ErrNoSuchUser - Attempt to create existing user
+	// ErrNoSuchUser - User does not exist
 	ErrNoSuchUser errorReason = "NoSuchUser"
 
 	// ErrInvalidAccessKey - Invalid access key specified
@@ -34,6 +34,9 @@ const (
 	// ErrSubuserExists - Specified subuser exists
 	ErrSubuserExists errorReason = "SubuserExists"
 
+	// ErrNoSuchSubUser - SubUser does not exist
+	ErrNoSuchSubUser errorReason = "NoSuchSubUser"
+
 	// ErrInvalidAccess - Invalid subuser access specified
 	ErrInvalidAccess errorReason = "InvalidAccess"
 
diff --git a/rgw/admin/errors_test.go b/rgw/admin/errors_test.go
index 8dabe0e..c3a1bf9 100644
--- a/rgw/admin/errors_test.go
+++ b/rgw/admin/errors_test.go
@@ -8,11 +8,16 @@ import (
 )
 
 var (
-	fakeGetUserError = []byte(`{"Code":"NoSuchUser","RequestId":"tx0000000000000000005a9-00608957a2-10496-my-store","HostId":"10496-my-store-my-store"}`)
+	fakeGetUserError    = []byte(`{"Code":"NoSuchUser","RequestId":"tx0000000000000000005a9-00608957a2-10496-my-store","HostId":"10496-my-store-my-store"}`)
+	fakeGetSubUserError = []byte(`{"Code":"NoSuchSubUser","RequestId":"tx0000000000000000005a9-00608957a2-10496-my-store","HostId":"10496-my-store-my-store"}`)
 )
 
 func TestHandleStatusError(t *testing.T) {
 	err := handleStatusError(fakeGetUserError)
 	assert.Error(t, err)
 	assert.True(t, errors.Is(err, ErrNoSuchUser), err)
+
+	err = handleStatusError(fakeGetSubUserError)
+	assert.Error(t, err)
+	assert.True(t, errors.Is(err, ErrNoSuchSubUser), err)
 }