diff --git a/packages/sysutils/busybox/config/busybox-target.conf b/packages/sysutils/busybox/config/busybox-target.conf
index b09b6d5fcb..71b95e0e2a 100644
--- a/packages/sysutils/busybox/config/busybox-target.conf
+++ b/packages/sysutils/busybox/config/busybox-target.conf
@@ -114,7 +114,7 @@ CONFIG_FEATURE_EDITING_SAVEHISTORY=y
 CONFIG_FEATURE_EDITING_SAVE_ON_EXIT=y
 CONFIG_FEATURE_REVERSE_SEARCH=y
 CONFIG_FEATURE_TAB_COMPLETION=y
-# CONFIG_FEATURE_USERNAME_COMPLETION is not set
+CONFIG_FEATURE_USERNAME_COMPLETION=y
 CONFIG_FEATURE_EDITING_FANCY_PROMPT=y
 # CONFIG_FEATURE_EDITING_ASK_TERMINAL is not set
 CONFIG_FEATURE_NON_POSIX_CP=y