diff --git a/src/mainloop.cpp b/src/mainloop.cpp
index 61ab6b0..57232fd 100644
--- a/src/mainloop.cpp
+++ b/src/mainloop.cpp
@@ -38,7 +38,7 @@ GLFWwindow *init_glfw(i32 desired_win_width, i32 desired_win_height)
 
 	GLFWwindow *window = glfwCreateWindow(
 			desired_win_width, desired_win_height,
-			"RNTuple Viewer",
+			"RNTuple Viewer " V_MAJOR "." V_MINOR,
 			nullptr,
 			nullptr
 			);