diff --git a/src/modules/wlr/taskbar.cpp b/src/modules/wlr/taskbar.cpp
index 23a9166..025e5c1 100644
--- a/src/modules/wlr/taskbar.cpp
+++ b/src/modules/wlr/taskbar.cpp
@@ -306,7 +306,7 @@ std::string Task::state_string(bool shortened) const
 
 void Task::handle_title(const char *title)
 {
-    title_ = title;
+    title_ = Glib::Markup::escape_text(title);
 }
 
 void Task::handle_app_id(const char *app_id)