diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 454e85daeaa..f88b9778bb0 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -76,3 +76,7 @@ pandas==1.3.0
 # https://bitbucket.org/mrabarnett/mrab-regex/issues/421/2021827-results-in-fatal-python-error
 # This is fixed in 2021.8.28
 regex==2021.8.28
+
+# anyio has a bug that was fixed in 3.3.1
+# can remove after httpx/httpcore updates its anyio version pin
+anyio>=3.3.1
diff --git a/script/gen_requirements_all.py b/script/gen_requirements_all.py
index 6581c89bc63..939806d379e 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -102,6 +102,10 @@ pandas==1.3.0
 # https://bitbucket.org/mrabarnett/mrab-regex/issues/421/2021827-results-in-fatal-python-error
 # This is fixed in 2021.8.28
 regex==2021.8.28
+
+# anyio has a bug that was fixed in 3.3.1
+# can remove after httpx/httpcore updates its anyio version pin
+anyio>=3.3.1
 """
 
 IGNORE_PRE_COMMIT_HOOK_ID = (