diff --git a/docs/development/test-vectors.rst b/docs/development/test-vectors.rst
index 0bd1f69..02cc122 100644
--- a/docs/development/test-vectors.rst
+++ b/docs/development/test-vectors.rst
@@ -203,6 +203,8 @@
 * ``cp_user_notice_no_explicit_text.pem`` - An RSA 2048 bit self-signed
   certificate containing a certificate policies extension with a user notice
   with no explicit text.
+* ``ocsp_nocheck.pem`` - An RSA 2048 bit self-signed certificate containing
+  an ``OCSPNoCheck`` extension.
 
 Custom X.509 Request Vectors
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/vectors/cryptography_vectors/x509/custom/ocsp_nocheck.pem b/vectors/cryptography_vectors/x509/custom/ocsp_nocheck.pem
new file mode 100644
index 0000000..fdfb431
--- /dev/null
+++ b/vectors/cryptography_vectors/x509/custom/ocsp_nocheck.pem
@@ -0,0 +1,18 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----