diff --git a/src/null_window.c b/src/null_window.c
index 3e4466410..736e0c447 100644
--- a/src/null_window.c
+++ b/src/null_window.c
@@ -150,6 +150,11 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)
         window->context.destroy(window);
 }
 
+char* _glfwPlatformGetWindowTitle(_GLFWwindow* window)
+{
+    return NULL;
+}
+
 void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
 {
 }