Site does not work on Internet Explorer 11 after recent update

[Richie (Richie Rich)]

Thanks @codinghorror just bumped to v2.4.0.beta2 +238 and it’s all working on IE again

I guess it was this one

https://github.com/discourse/discourse/commit/3503758599ae451b962afa4e05c8e88dcb0f021a