diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 816047d9a4..5383136d51 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -23,7 +23,6 @@ jobs:
           - python39-onnx
           - python39-expe
           - python38-expe
-          - python37-expe
         include:
           # - name: python311-onnx
           #   python-version: "3.11"
@@ -45,10 +44,6 @@ jobs:
             python-version: "3.8"
             onnx_standard: false
             test_examples: false
-          - name: python37-expe
-            python-version: "3.7"
-            onnx_standard: false
-            test_examples: false
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3
diff --git a/pyproject.toml b/pyproject.toml
index 83526d7359..e618a847fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ description = "Authoring ONNX functions in Python"
 authors = [{ name = "Microsoft Corporation", email = "onnx@microsoft.com" }]
 urls = { "Repository" = "https://github.com/onnx/onnx-script" }
 readme = "README.md"
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 license = { text = 'Apache License v2.0' }
 classifiers = [
   "Development Status :: 4 - Beta",
@@ -20,14 +20,13 @@ classifiers = [
   "Operating System :: POSIX",
   "Operating System :: MacOS :: MacOS X",
   "Operating System :: Microsoft :: Windows",
-  "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "License :: OSI Approved :: Apache Software License",
 ]
-dependencies = ["numpy>=1.21.5", "protobuf<4", "onnx"]
+dependencies = ["numpy>=1.22.0", "protobuf<4", "onnx"]
 
 [project.optional-dependencies]
 test = ["flake8", "mypy", "black", "isort[colors]", "pylint"]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 39c692f76a..0590122516 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 autopep8
 click
-numpy==1.21.5
+numpy==1.22.0
 matplotlib
 --pre -f https://onnxruntimepackages.z14.web.core.windows.net/onnx-function-experiment.html
 onnx-function-experiment
diff --git a/requirements-onnx.txt b/requirements-onnx.txt
index 4b3abc0fd3..56cabc2d4a 100644
--- a/requirements-onnx.txt
+++ b/requirements-onnx.txt
@@ -1,6 +1,6 @@
 # Requirements for testing with the release version of onnx and onnxruntime
 
 # TODO(#249): Fix tests for onnx 1.13
-numpy==1.21.5
+numpy==1.22.0
 onnx==1.12
 onnxruntime