diff -Nura plymouth-0.9.5+git20201026+53c83cc/systemd-units/plymouth-start.service.in plymouth-0.9.5+git20201026+53c83cc_new/systemd-units/plymouth-start.service.in
--- plymouth-0.9.5+git20201026+53c83cc/systemd-units/plymouth-start.service.in	2021-03-18 09:26:05.723604182 +0800
+++ plymouth-0.9.5+git20201026+53c83cc_new/systemd-units/plymouth-start.service.in	2021-03-18 09:31:18.479117212 +0800
@@ -6,11 +6,12 @@
 Before=systemd-ask-password-plymouth.service
 ConditionKernelCommandLine=!plymouth.enable=0
 ConditionVirtualization=!container
+IgnoreOnIsolate=true
 
 [Service]
 ExecStart=@PLYMOUTH_DAEMON_DIR@/plymouthd --mode=boot --pid-file=@plymouthruntimedir@/pid --attach-to-session
 ExecStartPost=-@PLYMOUTH_CLIENT_DIR@/plymouth show-splash
 Type=forking
 RemainAfterExit=yes
-KillMode=none
+KillMode=mixed
 SendSIGKILL=no