diff --git a/.gitignore b/.gitignore
index 478b4e2..c151cc7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,8 @@ docs/_build/
 docs/modules.rst
 docs/imagemuck*.rst
 
+imagemuck/openapi.yaml
+
 .vscode/
 .idea/
 
diff --git a/Makefile b/Makefile
index 2ace9ea..83e1878 100644
--- a/Makefile
+++ b/Makefile
@@ -15,6 +15,7 @@ clean-tox:
 	rm --recursive --force ./.mypy_cache
 	rm --recursive --force ./.tox
 	rm --force .coverage
+	rm --force ./$(PROJECT)/openapi.yaml
 	find ./tests -type d -name __pycache__ -prune -exec rm --recursive --force {} \;
 
 clean-py:
@@ -31,13 +32,16 @@ clean-docs:
 clean: clean-tox clean-py clean-docs ## Clean temp build/cache files and directories
 	rm --force ./*db*
 
-wheel: ## Build Python binary distribution wheel package
+prep:
+	cp ./openapi.yaml ./$(PROJECT)/openapi.yaml
+
+wheel: prep ## Build Python binary distribution wheel package
 	poetry build --format wheel
 
-source: ## Build Python source distribution package
+source: prep ## Build Python source distribution package
 	poetry build --format sdist
 
-test: clean-tox ## Run the project testsuite(s)
+test: clean-tox prep ## Run the project testsuite(s)
 	poetry run tox
 
 publish: clean test wheel source ## Build and upload to pypi (requires $PYPI_API_KEY be set)
diff --git a/imagemuck/resources/openapi.yaml b/imagemuck/resources/openapi.yaml
deleted file mode 120000
index 0ec1ca4..0000000
--- a/imagemuck/resources/openapi.yaml
+++ /dev/null
@@ -1 +0,0 @@
-../../openapi.yaml
\ No newline at end of file
diff --git a/poetry.lock b/poetry.lock
index d286a40..b2f6ee7 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -505,6 +505,17 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "isodate"
+version = "0.6.0"
+description = "An ISO 8601 date/time/duration parser and formatter"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[package.dependencies]
+six = "*"
+
 [[package]]
 name = "isort"
 version = "5.8.0"
@@ -566,6 +577,24 @@ MarkupSafe = ">=0.23"
 [package.extras]
 i18n = ["Babel (>=0.8)"]
 
+[[package]]
+name = "jsonschema"
+version = "3.2.0"
+description = "An implementation of JSON Schema validation for Python"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[package.dependencies]
+attrs = ">=17.4.0"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+pyrsistent = ">=0.14.0"
+six = ">=1.11.0"
+
+[package.extras]
+format = ["idna", "jsonpointer (>1.13)", "rfc3987", "strict-rfc3339", "webcolors"]
+format_nongpl = ["idna", "jsonpointer (>1.13)", "webcolors", "rfc3986-validator (>0.1.0)", "rfc3339-validator"]
+
 [[package]]
 name = "keyring"
 version = "21.8.0"
@@ -750,6 +779,42 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "openapi-schema-validator"
+version = "0.1.5"
+description = "OpenAPI schema validation for Python"
+category = "dev"
+optional = false
+python-versions = ">= 2.7, != 3.0.*, != 3.1.*, != 3.2.*, != 3.3.*, != 3.4.*"
+
+[package.dependencies]
+isodate = "*"
+jsonschema = ">=3.0.0"
+six = "*"
+
+[package.extras]
+isodate = ["isodate"]
+rfc3339_validator = ["rfc3339-validator"]
+strict_rfc3339 = ["strict-rfc3339"]
+
+[[package]]
+name = "openapi-spec-validator"
+version = "0.3.0"
+description = "OpenAPI 2.0 (aka Swagger) and OpenAPI 3.0.0 spec validator"
+category = "dev"
+optional = false
+python-versions = ">= 2.7, != 3.0.*, != 3.1.*, != 3.2.*, != 3.3.*, != 3.4.*"
+
+[package.dependencies]
+jsonschema = "*"
+openapi-schema-validator = "*"
+PyYAML = ">=5.1"
+six = "*"
+
+[package.extras]
+dev = ["pre-commit"]
+requests = ["requests"]
+
 [[package]]
 name = "packaging"
 version = "20.9"
@@ -990,6 +1055,14 @@ category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
 
+[[package]]
+name = "pyrsistent"
+version = "0.17.3"
+description = "Persistent/Functional/Immutable data structures"
+category = "dev"
+optional = false
+python-versions = ">=3.5"
+
 [[package]]
 name = "pytest"
 version = "5.4.3"
@@ -1478,7 +1551,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pyt
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "1b8a69bd62b3c5bd96d2512ad70438c3aa19a5064ca8303d45aa968432197500"
+content-hash = "56f756dae6d71779599a25bcffd28217e62adcc45bb8fd9a0485f80a77da69a5"
 
 [metadata.files]
 alabaster = [
@@ -1748,6 +1821,10 @@ ipython-genutils = [
     {file = "ipython_genutils-0.2.0-py2.py3-none-any.whl", hash = "sha256:72dd37233799e619666c9f639a9da83c34013a73e8bbc79a7a6348d93c61fab8"},
     {file = "ipython_genutils-0.2.0.tar.gz", hash = "sha256:eb2e116e75ecef9d4d228fdc66af54269afa26ab4463042e33785b887c628ba8"},
 ]
+isodate = [
+    {file = "isodate-0.6.0-py2.py3-none-any.whl", hash = "sha256:aa4d33c06640f5352aca96e4b81afd8ab3b47337cc12089822d6f322ac772c81"},
+    {file = "isodate-0.6.0.tar.gz", hash = "sha256:2e364a3d5759479cdb2d37cce6b9376ea504db2ff90252a2e5b7cc89cc9ff2d8"},
+]
 isort = [
     {file = "isort-5.8.0-py3-none-any.whl", hash = "sha256:2bb1680aad211e3c9944dbce1d4ba09a989f04e238296c87fe2139faa26d655d"},
     {file = "isort-5.8.0.tar.gz", hash = "sha256:0a943902919f65c5684ac4e0154b1ad4fac6dcaa5d9f3426b732f1c8b5419be6"},
@@ -1768,6 +1845,10 @@ jinja2 = [
     {file = "Jinja2-2.11.3-py2.py3-none-any.whl", hash = "sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419"},
     {file = "Jinja2-2.11.3.tar.gz", hash = "sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6"},
 ]
+jsonschema = [
+    {file = "jsonschema-3.2.0-py2.py3-none-any.whl", hash = "sha256:4e5b3cf8216f577bee9ce139cbe72eca3ea4f292ec60928ff24758ce626cd163"},
+    {file = "jsonschema-3.2.0.tar.gz", hash = "sha256:c8a85b28d377cc7737e46e2d9f2b4f44ee3c0e1deac6bf46ddefc7187d30797a"},
+]
 keyring = [
     {file = "keyring-21.8.0-py3-none-any.whl", hash = "sha256:4be9cbaaaf83e61d6399f733d113ede7d1c73bc75cb6aeb64eee0f6ac39b30ea"},
     {file = "keyring-21.8.0.tar.gz", hash = "sha256:1746d3ac913d449a090caf11e9e4af00e26c3f7f7e81027872192b2398b98675"},
@@ -1948,6 +2029,16 @@ nodeenv = [
     {file = "nodeenv-1.6.0-py2.py3-none-any.whl", hash = "sha256:621e6b7076565ddcacd2db0294c0381e01fd28945ab36bcf00f41c5daf63bef7"},
     {file = "nodeenv-1.6.0.tar.gz", hash = "sha256:3ef13ff90291ba2a4a7a4ff9a979b63ffdd00a464dbe04acf0ea6471517a4c2b"},
 ]
+openapi-schema-validator = [
+    {file = "openapi-schema-validator-0.1.5.tar.gz", hash = "sha256:a4b2712020284cee880b4c55faa513fbc2f8f07f365deda6098f8ab943c9f0df"},
+    {file = "openapi_schema_validator-0.1.5-py2-none-any.whl", hash = "sha256:215b516d0942f4e8e2446cf3f7d4ff2ed71d102ebddcc30526d8a3f706ab1df6"},
+    {file = "openapi_schema_validator-0.1.5-py3-none-any.whl", hash = "sha256:b65d6c2242620bfe76d4c749b61cd9657e4528895a8f4fb6f916085b508ebd24"},
+]
+openapi-spec-validator = [
+    {file = "openapi-spec-validator-0.3.0.tar.gz", hash = "sha256:53ba3d884e98ff2062d5ada025aa590541dcd665b8f81067dc82dd61c0923759"},
+    {file = "openapi_spec_validator-0.3.0-py2-none-any.whl", hash = "sha256:e11df7c559339027bd04f2399bc82474983129a6a7a6a0421eaa95e2c844d686"},
+    {file = "openapi_spec_validator-0.3.0-py3-none-any.whl", hash = "sha256:4083fc5aac3e9f751c2a82d4ec5cf3adad5f967d0faf31495d8b56a0b0f9705c"},
+]
 packaging = [
     {file = "packaging-20.9-py2.py3-none-any.whl", hash = "sha256:67714da7f7bc052e064859c05c595155bd1ee9f69f76557e21f051443c20947a"},
     {file = "packaging-20.9.tar.gz", hash = "sha256:5b327ac1320dc863dca72f4514ecc086f31186744b84a230374cc1fd776feae5"},
@@ -2035,6 +2126,9 @@ pyparsing = [
     {file = "pyparsing-2.4.7-py2.py3-none-any.whl", hash = "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"},
     {file = "pyparsing-2.4.7.tar.gz", hash = "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1"},
 ]
+pyrsistent = [
+    {file = "pyrsistent-0.17.3.tar.gz", hash = "sha256:2e636185d9eb976a18a8a8e96efce62f2905fea90041958d8cc2a189756ebf3e"},
+]
 pytest = [
     {file = "pytest-5.4.3-py3-none-any.whl", hash = "sha256:5c0db86b698e8f170ba4582a492248919255fcd4c79b1ee64ace34301fb589a1"},
     {file = "pytest-5.4.3.tar.gz", hash = "sha256:7979331bfcba207414f5e1263b5a0f8f521d0f457318836a7355531ed1a4c7d8"},
diff --git a/pyproject.toml b/pyproject.toml
index 57ada26..73f396b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ packages = [
 ]
 include = [
   "imagemuck/py.typed",
-  "imagemuck/resources/openapi.yaml"
+  "imagemuck/openapi.yaml"
 ]
 keywords = ["flask", "image", "thumbnail", "hosting"]
 readme = "README.md"
@@ -63,6 +63,7 @@ sphinx-autodoc-typehints = "^1.11.1"
 toml = "^0.10.1"
 tox = "^3.20.0"
 tox-poetry-installer = {extras = ["poetry"], version = "^0.8.0"}
+openapi-spec-validator = "^0.3.0"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]
diff --git a/tests/test_openapi.py b/tests/test_openapi.py
new file mode 100644
index 0000000..501f046
--- /dev/null
+++ b/tests/test_openapi.py
@@ -0,0 +1,20 @@
+import importlib.resources
+
+import openapi_spec_validator
+import ruamel.yaml
+
+from imagemuck import __about__
+
+
+yaml = ruamel.yaml.YAML(typ="safe")  # pylint: disable=invalid-name
+
+
+def test_openapi():
+    openapi_spec_validator.validate_spec(
+        yaml.load(importlib.resources.read_text("imagemuck", "openapi.yaml"))
+    )
+
+
+def test_openapi_version():
+    spec = yaml.load(importlib.resources.read_text("imagemuck", "openapi.yaml"))
+    assert spec["info"]["version"] == __about__.__version__
diff --git a/tox.ini b/tox.ini
index 2214b1a..a672775 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,8 +13,10 @@ description = Run the tests
 require_locked_deps = true
 require_poetry = true
 locked_deps =
+    openapi-spec-validator
     pytest
     pytest-cov
+    ruamel.yaml
     toml
 commands =
     pytest --cov={envsitepackagesdir}/imagemuck --cov-config {toxinidir}/.coveragerc --cov-report term-missing {toxinidir}/tests/