diff --git a/busybox/Dockerfile b/busybox/Dockerfile
index d774b51..063c157 100644
--- a/busybox/Dockerfile
+++ b/busybox/Dockerfile
@@ -70,4 +70,4 @@ ENTRYPOINT ["/bin/sh"]
 ENV TZ=UTC
 ENV LANG=C.UTF-8
 ENV SOURCE_DATE_EPOCH=1
-ENV PS1=busybox
+ENV PS1="busybox$ "