diff --git a/docs/development/test-vectors.rst b/docs/development/test-vectors.rst
index 090909b..9cf7a42 100644
--- a/docs/development/test-vectors.rst
+++ b/docs/development/test-vectors.rst
@@ -239,7 +239,7 @@
 
 * ``crl_all_reasons.pem`` - Contains a CRL with 12 revoked certificates, whose
   serials match their list position. It includes one revocation without
-  any entry extensions, 10 revocations with every supported reason code and one 
+  any entry extensions, 10 revocations with every supported reason code and one
   revocation with an unsupported, non-critical entry extension with the OID
   value set to "1.2.3.4".
 * ``crl_dup_entry_ext.pem`` - Contains a CRL with one revocation which has a