diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index ae700ec..d2fcdb6 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.0.1
+current_version = 0.1.0
 commit = False
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)((\-rc)(?P<build>\d+))?
diff --git a/.github/workflows/run-linting-tests.yml b/.github/workflows/run-linting-tests.yml
index 46409b8..e5d5c63 100644
--- a/.github/workflows/run-linting-tests.yml
+++ b/.github/workflows/run-linting-tests.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.10']
+        python-version: ['3.9', '3.10', '3.11']
       fail-fast: false
 
     steps:
@@ -37,6 +37,6 @@ jobs:
         run: |
           # stop the build if there are Python syntax errors or undefined names
           flake8 .
-#      - name: Check with mypy
-#        run: |
-#          mypy .
+      - name: Check with mypy
+        run: |
+          mypy pydantic_forms
diff --git a/.github/workflows/run-unit-tests.yml b/.github/workflows/run-unit-tests.yml
index ca0664e..fc1d197 100644
--- a/.github/workflows/run-unit-tests.yml
+++ b/.github/workflows/run-unit-tests.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10']
+        python-version: ['3.9', '3.10', '3.11']
       fail-fast: false
     container: python:${{ matrix.python-version }}-slim
     steps:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ece063f..1400c34 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ repos:
     rev: 23.1.0
     hooks:
       - id: black
-        language_version: python3.10
+        language_version: python3.9
   - repo: https://github.com/asottile/blacken-docs
     rev: 1.13.0
     hooks:
@@ -44,7 +44,7 @@ repos:
     rev: v1.0.1
     hooks:
       - id: mypy
-        language_version: python3.10
+        language_version: python3.9
         additional_dependencies:
           - pydantic
           - types-toml
diff --git a/pydantic_forms/__init__.py b/pydantic_forms/__init__.py
index d5c907c..5f486f1 100644
--- a/pydantic_forms/__init__.py
+++ b/pydantic_forms/__init__.py
@@ -13,4 +13,4 @@
 
 """This is the pydantic-forms engine."""
 
-__version__ = "0.0.1"
+__version__ = "0.1.0"
diff --git a/pydantic_forms/core/asynchronous.py b/pydantic_forms/core/asynchronous.py
index e0be6fb..cef7a51 100644
--- a/pydantic_forms/core/asynchronous.py
+++ b/pydantic_forms/core/asynchronous.py
@@ -56,7 +56,7 @@ async def post_form(
 
     # Generate first form (we need to send None here, since the arguments are already given
     # when we initialized the generator)
-    generated_form: InputForm | dict = await generator.asend(None)
+    generated_form: Union[InputForm, dict] = await generator.asend(None)
 
     # Loop through user inputs and for each input validate and update current state and validation results
     user_inputs = user_inputs.copy()
diff --git a/pydantic_forms/types.py b/pydantic_forms/types.py
index 05d9c1c..8bb74a5 100644
--- a/pydantic_forms/types.py
+++ b/pydantic_forms/types.py
@@ -3,7 +3,7 @@
 
 try:
     # python3.10 introduces types.UnionType for the new union and optional type defs.
-    from types import UnionType
+    from types import UnionType  # type: ignore  # 3.9 compatibility
 
     union_types = [Union, UnionType]
 except ImportError:
@@ -58,5 +58,5 @@ class SummaryData(TypedDict, total=False):
 StateInputStepFunc = Union[StateSimpleInputFormGenerator, StateInputFormGenerator]
 SubscriptionMapping = Dict[str, List[Dict[str, str]]]
 
-FormGeneratorAsync = AsyncGenerator[Type[T] | State, T]  # [YieldType, SendType]
+FormGeneratorAsync = AsyncGenerator[Union[Type[T], State], T]  # [YieldType, SendType]
 StateInputFormGeneratorAsync = Callable[[State], FormGeneratorAsync]
diff --git a/pyproject.toml b/pyproject.toml
index 3fc0393..dc41355 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,13 +23,15 @@ classifiers = [
     "Development Status :: 3 - Alpha",
     "Environment :: Web Environment",
     "Framework :: AsyncIO",
+    "Framework :: FastAPI",
+    "Framework :: Flask",
     "Intended Audience :: Developers",
     "Intended Audience :: Telecommunications Industry",
     "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.9",
-    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Topic :: Internet :: WWW/HTTP :: HTTP Servers",
     "Topic :: Internet :: WWW/HTTP",
 ]
@@ -38,7 +40,7 @@ requires = [
 
 ]
 description-file = "README.md"
-requires-python = ">=3.7,<3.11"
+requires-python = ">=3.9,<=3.11"
 
 [tool.flit.metadata.urls]
 Documentation = "https://github.com/workfloworchestrator/pydantic-forms/blob/main/README.md"
diff --git a/setup.cfg b/setup.cfg
index 9766b1b..95c8346 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,7 +36,8 @@ disallow_untyped_decorators = True
 no_implicit_optional = True
 strict_optional = True
 namespace_packages = true
-warn_unused_ignores = True
+; TODO re-enable unused ignores when we stop supporting 3.9 https://github.com/python/mypy/issues/8823
+warn_unused_ignores = False
 warn_redundant_casts = True
 ; Disable due to flaky results in mypy itself
 ;warn_return_any = True