diff -Nur streamlink-2.3.0/setup.py streamlink-2.3.0-patched/setup.py
--- streamlink-2.3.0/setup.py	2021-07-26 02:24:06.000000000 +0200
+++ streamlink-2.3.0-patched/setup.py	2021-08-30 16:54:33.133224469 +0200
@@ -12,7 +12,7 @@
 deps = [
     # Temporarily set requests to 2.25.1 on Windows to fix issues with randomly failing tests
     # Don't force an older requests version on non-Windows systems due to packaging reasons
-    "requests>=2.26.0,<3.0 ; platform_system!='Windows'",
+    "requests>=2.21.0,<3.0 ; platform_system!='Windows'",
     "requests==2.25.1      ; platform_system=='Windows'",
     "isodate",
     "websocket-client>=0.58.0",