diff --git a/src/modules/sway/workspaces.cpp b/src/modules/sway/workspaces.cpp
index 8f273300..faed503c 100644
--- a/src/modules/sway/workspaces.cpp
+++ b/src/modules/sway/workspaces.cpp
@@ -343,9 +343,9 @@ auto Workspaces::update() -> void {
           fmt::arg("output", (*it)["output"].asString()));
     }
     if (!config_["disable-markup"].asBool()) {
-      static_cast<Gtk::Label *>(button.get_children()[0])->set_markup(output);
+      static_cast<Gtk::Label *>(button.get_children()[0])->set_markup(trimWorkspaceName(output));
     } else {
-      button.set_label(output);
+      button.set_label(trimWorkspaceName(output));
     }
     onButtonReady(*it, button);
   }