diff --git a/weblate/checks/flags.py b/weblate/checks/flags.py
index deb45e8618c2..f34232acff2b 100644
--- a/weblate/checks/flags.py
+++ b/weblate/checks/flags.py
@@ -46,7 +46,7 @@
 PLAIN_FLAGS["auto-java-messageformat"] = gettext_lazy(
     "Automatically detect Java MessageFormat"
 )
-PLAIN_FLAGS["read-only"] = gettext_lazy("Read only")
+PLAIN_FLAGS["read-only"] = gettext_lazy("Read-only")
 PLAIN_FLAGS["strict-same"] = gettext_lazy("Strict unchanged check")
 PLAIN_FLAGS["strict-format"] = gettext_lazy("Strict format string checks")
 PLAIN_FLAGS["forbidden"] = gettext_lazy("Forbidden translation")