diff --git a/src/_locales/cs/messages.json b/src/_locales/cs/messages.json
index 6f9fd1e0a..438640ae4 100644
--- a/src/_locales/cs/messages.json
+++ b/src/_locales/cs/messages.json
@@ -276,11 +276,11 @@
     "description": "Example of use: Version 1.26.4"
   },
   "popup3pScriptFilter": {
-    "message": "script",
+    "message": "skript",
     "description": "Appears as an option to filter out firewall rows"
   },
   "popup3pFrameFilter": {
-    "message": "frame",
+    "message": "rámec",
     "description": "Appears as an option to filter out firewall rows"
   },
   "pickerCreate": {
@@ -1264,11 +1264,11 @@
     "description": "Message used in frame placeholders"
   },
   "linterMainReport": {
-    "message": "Errors: {{count}}",
+    "message": "Chyby: {{count}}",
     "description": "Summary of number of errors as reported by the linter "
   },
   "unprocessedRequestTooltip": {
-    "message": "Could not filter properly at browser launch.\nReload the page to ensure proper filtering.",
+    "message": "Nedokáže správně filtrovat při spuštění prohlížeče.\nZnovu načtěte stránku, abyste zajistili správné filtrování.",
     "description": "Tooltip for the toolbar icon. Use newline character(s) where appropriate to prevent tooltip from being too long horizontally"
   },
   "dummy": {