diff --git a/helper/bwrap/config.bool.go b/helper/bwrap/config.bool.go
index 81e6ab7..c30f4df 100644
--- a/helper/bwrap/config.bool.go
+++ b/helper/bwrap/config.bool.go
@@ -21,7 +21,7 @@ const (
 )
 
 var boolArgs = func() (b [boolC][]string) {
-	b[UnshareAll] = []string{"--unshare-all"}
+	b[UnshareAll] = []string{"--unshare-all", "--unshare-user"}
 	b[UnshareUser] = []string{"--unshare-user"}
 	b[UnshareIPC] = []string{"--unshare-ipc"}
 	b[UnsharePID] = []string{"--unshare-pid"}
diff --git a/helper/bwrap/config_test.go b/helper/bwrap/config_test.go
index d43c671..5326571 100644
--- a/helper/bwrap/config_test.go
+++ b/helper/bwrap/config_test.go
@@ -49,6 +49,7 @@ func TestConfig_Args(t *testing.T) {
 			},
 			want: []string{
 				"--unshare-all",
+				"--unshare-user",
 				"--disable-userns",
 				"--assert-userns-disabled",
 				"--clearenv",