diff --git a/systemd/matrix-appservice-kakaotalk-node.service b/systemd/matrix-appservice-kakaotalk-node.service
index 4106c97..a96c7af 100644
--- a/systemd/matrix-appservice-kakaotalk-node.service
+++ b/systemd/matrix-appservice-kakaotalk-node.service
@@ -10,6 +10,7 @@ NotifyAccess=all
 WorkingDirectory=/opt/matrix-appservice-kakaotalk/node
 ConfigurationDirectory=matrix-appservice-kakaotalk
 RuntimeDirectory=matrix-appservice-kakaotalk
+RuntimeDirectoryPreserve=yes
 ExecStart=/usr/bin/env node src/main.js --config ${CONFIGURATION_DIRECTORY}/node-config.json
 Restart=on-failure
 RestartSec=3
diff --git a/systemd/matrix-appservice-kakaotalk.service b/systemd/matrix-appservice-kakaotalk.service
index d50b498..428b88b 100644
--- a/systemd/matrix-appservice-kakaotalk.service
+++ b/systemd/matrix-appservice-kakaotalk.service
@@ -8,6 +8,7 @@ After=multi-user.target network.target
 WorkingDirectory=/opt/matrix-appservice-kakaotalk
 ConfigurationDirectory=matrix-appservice-kakaotalk
 RuntimeDirectory=matrix-appservice-kakaotalk
+RuntimeDirectoryPreserve=yes
 ExecStart=/opt/matrix-appservice-kakaotalk/.venv/bin/python -m matrix_appservice_kakaotalk -c ${CONFIGURATION_DIRECTORY}/config.yaml
 Restart=on-failure
 RestartSec=3