Now we know why Doom VFR didn’t work on an Oculus Rift when it launched yesterday.

A beta version of SteamVR was quickly dispatched as a workaround that made the game work on a Rift, but there are still some VR community members wondering about the reason for the initial failure to launch. After all, Bethesda parent company ZeniMax is still owed $500 million by Oculus, according to a jury’s decision. So it is easy for folks to imagine other motivations in play here.

According to a statement from Bethesda, though, it happened because “the development team has not yet had an opportunity to test, optimize, and refine the game for Oculus Rift.”

Here’s the full statement: