diff --git a/stubs/cryptography/cryptography/x509/__init__.pyi b/stubs/cryptography/cryptography/x509/__init__.pyi
index 0d0610157..3086c95fe 100644
--- a/stubs/cryptography/cryptography/x509/__init__.pyi
+++ b/stubs/cryptography/cryptography/x509/__init__.pyi
@@ -167,6 +167,10 @@ class Certificate(metaclass=ABCMeta):
     def public_bytes(self, encoding: Encoding) -> bytes: ...
     @abstractmethod
     def public_key(self) -> DSAPublicKey | Ed25519PublicKey | Ed448PublicKey | EllipticCurvePublicKey | RSAPublicKey: ...
+    @abstractmethod
+    def __eq__(self, __other: object) -> bool: ...
+    @abstractmethod
+    def __ne__(self, __other: object) -> bool: ...
 
 class CertificateBuilder:
     def __init__(
@@ -222,6 +226,10 @@ class CertificateRevocationList(metaclass=ABCMeta):
     ) -> bool: ...
     @abstractmethod
     def public_bytes(self, encoding: Encoding) -> bytes: ...
+    @abstractmethod
+    def __eq__(self, __other: object) -> bool: ...
+    @abstractmethod
+    def __ne__(self, __other: object) -> bool: ...
 
 class CertificateRevocationListBuilder:
     def add_extension(self, extension: ExtensionType, critical: bool) -> CertificateRevocationListBuilder: ...
@@ -255,6 +263,10 @@ class CertificateSigningRequest(metaclass=ABCMeta):
     def public_bytes(self, encoding: Encoding) -> bytes: ...
     @abstractmethod
     def public_key(self) -> DSAPublicKey | Ed25519PublicKey | Ed448PublicKey | EllipticCurvePublicKey | RSAPublicKey: ...
+    @abstractmethod
+    def __eq__(self, __other: object) -> bool: ...
+    @abstractmethod
+    def __ne__(self, __other: object) -> bool: ...
 
 class CertificateSigningRequestBuilder:
     def add_extension(self, extension: ExtensionType, critical: bool) -> CertificateSigningRequestBuilder: ...