the sky glitches

[ghavalkarritesh-dev]

The sky glitches when i use it idk why. It flickers and its too bright than usual.
the sky im using is:
https://modrinth.com/resourcepack/dramatic-skys
and my verison is 1.21.1 fabric
Pls tell me a solution.And if the mod doesnt support some mods can u provide me the list?

[lowercasebtw]

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