diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index e37b46c43..52a5985de 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -11,7 +11,6 @@ jobs:
     strategy:
       matrix:
         version:
-        - "3.7"
         - "3.8"
         - "3.9"
         - "3.10"
diff --git a/poetry.lock b/poetry.lock
index b11664c88..34926ea37 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -12,18 +12,6 @@ files = [
     {file = "alabaster-0.7.13.tar.gz", hash = "sha256:a27a4a084d5e690e16e01e03ad2b2e552c61a65469419b907243193de1a84ae2"},
 ]
 
-[[package]]
-name = "asynctest"
-version = "0.13.0"
-description = "Enhance the standard unittest package with features for testing asyncio libraries"
-category = "dev"
-optional = false
-python-versions = ">=3.5"
-files = [
-    {file = "asynctest-0.13.0-py3-none-any.whl", hash = "sha256:5da6118a7e6d6b54d83a8f7197769d046922a44d2a99c21382f0a6e4fadae676"},
-    {file = "asynctest-0.13.0.tar.gz", hash = "sha256:c27862842d15d83e6a34eb0b2866c323880eb3a75e4485b079ea11748fd77fac"},
-]
-
 [[package]]
 name = "attrs"
 version = "23.2.0"
@@ -36,9 +24,6 @@ files = [
     {file = "attrs-23.2.0.tar.gz", hash = "sha256:935dc3b529c262f6cf76e50877d35a4bd3c1de194fd41f47a2b7ae8f19971f30"},
 ]
 
-[package.dependencies]
-importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
-
 [package.extras]
 cov = ["attrs[tests]", "coverage[toml] (>=5.3)"]
 dev = ["attrs[tests]", "pre-commit"]
@@ -93,7 +78,6 @@ mypy-extensions = ">=0.4.3"
 pathspec = ">=0.9.0"
 platformdirs = ">=2"
 tomli = {version = ">=1.1.0", markers = "python_full_version < \"3.11.0a7\""}
-typed-ast = {version = ">=1.4.2", markers = "python_version < \"3.8\" and implementation_name == \"cpython\""}
 typing-extensions = {version = ">=3.10.0.0", markers = "python_version < \"3.10\""}
 
 [package.extras]
@@ -228,7 +212,6 @@ files = [
 
 [package.dependencies]
 colorama = {version = "*", markers = "platform_system == \"Windows\""}
-importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
 
 [[package]]
 name = "colorama"
@@ -358,7 +341,6 @@ files = [
 ]
 
 [package.dependencies]
-importlib-metadata = {version = ">=1.1.0,<4.3", markers = "python_version < \"3.8\""}
 mccabe = ">=0.7.0,<0.8.0"
 pycodestyle = ">=2.9.0,<2.10.0"
 pyflakes = ">=2.5.0,<2.6.0"
@@ -387,26 +369,6 @@ files = [
     {file = "imagesize-1.4.1.tar.gz", hash = "sha256:69150444affb9cb0d5cc5a92b3676f0b2fb7cd9ae39e947a5e11a36b4497cd4a"},
 ]
 
-[[package]]
-name = "importlib-metadata"
-version = "4.2.0"
-description = "Read metadata from Python packages"
-category = "main"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "importlib_metadata-4.2.0-py3-none-any.whl", hash = "sha256:057e92c15bc8d9e8109738a48db0ccb31b4d9d5cfbee5a8670879a30be66304b"},
-    {file = "importlib_metadata-4.2.0.tar.gz", hash = "sha256:b7e52a1f8dec14a75ea73e0891f3060099ca1d8e6a462a4dff11c3e119ea1b31"},
-]
-
-[package.dependencies]
-typing-extensions = {version = ">=3.6.4", markers = "python_version < \"3.8\""}
-zipp = ">=0.5"
-
-[package.extras]
-docs = ["jaraco.packaging (>=8.2)", "rst.linker (>=1.9)", "sphinx"]
-testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pep517", "pyfakefs", "pytest (>=4.6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy"]
-
 [[package]]
 name = "importlib-resources"
 version = "5.12.0"
@@ -488,11 +450,9 @@ files = [
 
 [package.dependencies]
 attrs = ">=17.4.0"
-importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
 importlib-resources = {version = ">=1.4.0", markers = "python_version < \"3.9\""}
 pkgutil-resolve-name = {version = ">=1.3.10", markers = "python_version < \"3.9\""}
 pyrsistent = ">=0.14.0,<0.17.0 || >0.17.0,<0.17.1 || >0.17.1,<0.17.2 || >0.17.2"
-typing-extensions = {version = "*", markers = "python_version < \"3.8\""}
 
 [package.extras]
 format = ["fqdn", "idna", "isoduration", "jsonpointer (>1.13)", "rfc3339-validator", "rfc3987", "uri-template", "webcolors (>=1.11)"]
@@ -526,6 +486,16 @@ files = [
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     {file = "MarkupSafe-2.1.3-cp311-cp311-win32.whl", hash = "sha256:dd15ff04ffd7e05ffcb7fe79f1b98041b8ea30ae9234aed2a9168b5797c3effb"},
     {file = "MarkupSafe-2.1.3-cp311-cp311-win_amd64.whl", hash = "sha256:134da1eca9ec0ae528110ccc9e48041e0828d79f24121a1a146161103c76e686"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-macosx_10_9_universal2.whl", hash = "sha256:f698de3fd0c4e6972b92290a45bd9b1536bffe8c6759c62471efaa8acb4c37bc"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-macosx_10_9_x86_64.whl", hash = "sha256:aa57bd9cf8ae831a362185ee444e15a93ecb2e344c8e52e4d721ea3ab6ef1823"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:ffcc3f7c66b5f5b7931a5aa68fc9cecc51e685ef90282f4a82f0f5e9b704ad11"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:47d4f1c5f80fc62fdd7777d0d40a2e9dda0a05883ab11374334f6c4de38adffd"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:1f67c7038d560d92149c060157d623c542173016c4babc0c1913cca0564b9939"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-musllinux_1_1_aarch64.whl", hash = "sha256:9aad3c1755095ce347e26488214ef77e0485a3c34a50c5a5e2471dff60b9dd9c"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-musllinux_1_1_i686.whl", hash = "sha256:14ff806850827afd6b07a5f32bd917fb7f45b046ba40c57abdb636674a8b559c"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-musllinux_1_1_x86_64.whl", hash = "sha256:8f9293864fe09b8149f0cc42ce56e3f0e54de883a9de90cd427f191c346eb2e1"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-win32.whl", hash = "sha256:715d3562f79d540f251b99ebd6d8baa547118974341db04f5ad06d5ea3eb8007"},
+    {file = "MarkupSafe-2.1.3-cp312-cp312-win_amd64.whl", hash = "sha256:1b8dd8c3fd14349433c79fa8abeb573a55fc0fdd769133baac1f5e07abf54aeb"},
     {file = "MarkupSafe-2.1.3-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:8e254ae696c88d98da6555f5ace2279cf7cd5b3f52be2b5cf97feafe883b58d2"},
     {file = "MarkupSafe-2.1.3-cp37-cp37m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:cb0932dc158471523c9637e807d9bfb93e06a95cbf010f1a38b98623b929ef2b"},
     {file = "MarkupSafe-2.1.3-cp37-cp37m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:9402b03f1a1b4dc4c19845e5c749e3ab82d5078d16a2a4c2cd2df62d57bb0707"},
@@ -630,9 +600,6 @@ files = [
     {file = "platformdirs-4.0.0.tar.gz", hash = "sha256:cb633b2bcf10c51af60beb0ab06d2f1d69064b43abf4c185ca6b28865f3f9731"},
 ]
 
-[package.dependencies]
-typing-extensions = {version = ">=4.7.1", markers = "python_version < \"3.8\""}
-
 [package.extras]
 docs = ["furo (>=2023.7.26)", "proselint (>=0.13)", "sphinx (>=7.1.1)", "sphinx-autodoc-typehints (>=1.24)"]
 test = ["appdirs (==1.4.4)", "covdefaults (>=2.3)", "pytest (>=7.4)", "pytest-cov (>=4.1)", "pytest-mock (>=3.11.1)"]
@@ -649,9 +616,6 @@ files = [
     {file = "pluggy-1.2.0.tar.gz", hash = "sha256:d12f0c4b579b15f5e054301bb226ee85eeeba08ffec228092f8defbaa3a4c4b3"},
 ]
 
-[package.dependencies]
-importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
-
 [package.extras]
 dev = ["pre-commit", "tox"]
 testing = ["pytest", "pytest-benchmark"]
@@ -748,7 +712,6 @@ files = [
 [package.dependencies]
 colorama = {version = "*", markers = "sys_platform == \"win32\""}
 exceptiongroup = {version = ">=1.0.0rc8", markers = "python_version < \"3.11\""}
-importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 iniconfig = "*"
 packaging = "*"
 pluggy = ">=0.12,<2.0"
@@ -771,7 +734,6 @@ files = [
 
 [package.dependencies]
 pytest = ">=6.1.0"
-typing-extensions = {version = ">=3.7.2", markers = "python_version < \"3.8\""}
 
 [package.extras]
 docs = ["sphinx (>=5.3)", "sphinx-rtd-theme (>=1.0)"]
@@ -1001,62 +963,11 @@ files = [
     {file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},
 ]
 
-[[package]]
-name = "typed-ast"
-version = "1.5.5"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
-category = "dev"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "typed_ast-1.5.5-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:4bc1efe0ce3ffb74784e06460f01a223ac1f6ab31c6bc0376a21184bf5aabe3b"},
-    {file = "typed_ast-1.5.5-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:5f7a8c46a8b333f71abd61d7ab9255440d4a588f34a21f126bbfc95f6049e686"},
-    {file = "typed_ast-1.5.5-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:597fc66b4162f959ee6a96b978c0435bd63791e31e4f410622d19f1686d5e769"},
-    {file = "typed_ast-1.5.5-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:d41b7a686ce653e06c2609075d397ebd5b969d821b9797d029fccd71fdec8e04"},
-    {file = "typed_ast-1.5.5-cp310-cp310-musllinux_1_1_aarch64.whl", hash = "sha256:5fe83a9a44c4ce67c796a1b466c270c1272e176603d5e06f6afbc101a572859d"},
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-    {file = "typed_ast-1.5.5-cp310-cp310-win_amd64.whl", hash = "sha256:e1a976ed4cc2d71bb073e1b2a250892a6e968ff02aa14c1f40eba4f365ffec02"},
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-    {file = "typed_ast-1.5.5-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:429ae404f69dc94b9361bb62291885894b7c6fb4640d561179548c849f8492ba"},
-    {file = "typed_ast-1.5.5-cp39-cp39-win_amd64.whl", hash = "sha256:335f22ccb244da2b5c296e6f96b06ee9bed46526db0de38d2f0e5a6597b81155"},
-    {file = "typed_ast-1.5.5.tar.gz", hash = "sha256:94282f7a354f36ef5dbce0ef3467ebf6a258e370ab33d5b40c249fa996e590dd"},
-]
-
 [[package]]
 name = "typing-extensions"
 version = "4.7.1"
 description = "Backported and Experimental Type Hints for Python 3.7+"
-category = "main"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -1100,5 +1011,5 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 
 [metadata]
 lock-version = "2.0"
-python-versions = "^3.7"
-content-hash = "21d1add46de6767e4784710ad659f8881d8eeaf99e0c60b3e1e80d0201600194"
+python-versions = "^3.8"
+content-hash = "ff5acd04841119c203edb825e4905c233389b9168d15fe345611757b93c11af9"
diff --git a/pyproject.toml b/pyproject.toml
index 92d56c745..704249463 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,16 +27,14 @@ classifiers = [
     'Programming Language :: Python :: 3.10',
     'Programming Language :: Python :: 3.9',
     'Programming Language :: Python :: 3.8',
-    'Programming Language :: Python :: 3.7'
 ]
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.8"
 jsonschema = "^4.4.0"
 
 [tool.poetry.dev-dependencies]
 # Starting from Python 3.8, asynctest is replaced with a unittest.mock.AsyncMock in standard library.
-asynctest = { version = "0.13.0", python = "~3.7" }
 pytest = "^7"
 pytest-asyncio = "^0.20.3"
 pytest-cov = "^4.0.0"
diff --git a/tests/conftest.py b/tests/conftest.py
index 69e0561c0..51c17e22b 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,9 +1,4 @@
-try:
-    from unittest.mock import AsyncMock
-except ImportError:
-    # Python 3.7 and below don't include unittest.mock.AsyncMock. Hence,
-    # we need to resolve to a package on pypi.
-    from asynctest import CoroutineMock as AsyncMock
+from unittest.mock import AsyncMock
 
 import pytest
 
diff --git a/tests/v16/conftest.py b/tests/v16/conftest.py
index b70711ce3..73e4b5de8 100644
--- a/tests/v16/conftest.py
+++ b/tests/v16/conftest.py
@@ -1,9 +1,4 @@
-try:
-    from unittest.mock import AsyncMock
-except ImportError:
-    # Python 3.7 and below don't include unittest.mock.AsyncMock. Hence,
-    # we need to resolve to a package on pypi.
-    from asynctest import CoroutineMock as AsyncMock
+from unittest.mock import AsyncMock
 
 import pytest
 
diff --git a/tests/v201/conftest.py b/tests/v201/conftest.py
index 42fc4ae86..c9b269192 100644
--- a/tests/v201/conftest.py
+++ b/tests/v201/conftest.py
@@ -1,9 +1,4 @@
-try:
-    from unittest.mock import AsyncMock
-except ImportError:
-    # Python 3.7 and below don't include unittest.mock.AsyncMock. Hence,
-    # we need to resolve to a package on pypi.
-    from asynctest import CoroutineMock as AsyncMock
+from unittest.mock import AsyncMock
 
 import pytest