diff --git a/messages/cs-CZ.json b/messages/cs-CZ.json
index 81f2a886e..ffc61ef04 100644
--- a/messages/cs-CZ.json
+++ b/messages/cs-CZ.json
@@ -123,6 +123,16 @@
     "siteUpdated": "Lokalita upravena",
     "siteUpdatedDescription": "Lokalita byla upravena.",
     "siteGeneralDescription": "Upravte obecná nastavení pro tuto lokalitu",
+    "siteRestartTitle": "Restart Site",
+    "siteRestartDescription": "Restart the WireGuard tunnel for this site. This will briefly interrupt connectivity.",
+    "siteRestartBody": "Use this if the site tunnel is not functioning correctly and you want to force a reconnect without restarting the host.",
+    "siteRestartButton": "Restart Site",
+    "siteRestartDialogMessage": "Are you sure you want to restart the WireGuard tunnel for <b>{name}</b>? The site will briefly lose connectivity.",
+    "siteRestartWarning": "The site will briefly disconnect while the tunnel restarts.",
+    "siteRestarted": "Site restarted",
+    "siteRestartedDescription": "The WireGuard tunnel has been restarted.",
+    "siteErrorRestart": "Failed to restart site",
+    "siteErrorRestartDescription": "An error occurred while restarting the site.",
     "siteSettingDescription": "Konfigurace nastavení na webu",
     "siteResourcesTab": "Zdroje",
     "siteResourcesNoneOnSite": "Tento web zatím nemá veřejné ani soukromé zdroje.",