diff --git a/Camera.h b/Camera.h
index 0e822c5..c54d870 100644
--- a/Camera.h
+++ b/Camera.h
@@ -66,9 +66,10 @@ public:
     }
 
     glm::mat4 GetProjectionMatrix(float nearPlane, float farPlane) {
-        // FOV is horizontal; convert to the vertical angle glm expects so wide screens aren't stretched
+        // Quake Pro style: FOV is the horizontal angle on a 4:3 screen, so the vertical angle is fixed
+        // and wider windows/fullscreen reveal more to the sides instead of zooming in.
         const float aspect = (float)window->width / (float)window->height;
-        const float vfov = 2.0f * atan(tan(glm::radians(FOV) * 0.5f) / aspect);
+        const float vfov = 2.0f * atan(tan(glm::radians(FOV) * 0.5f) * 3.0f / 4.0f);
         return glm::perspective(vfov, aspect, nearPlane, farPlane);
     }