diff --git a/stdlib/2and3/ssl.pyi b/stdlib/2and3/ssl.pyi
index 142613a9a..d1cf742dd 100644
--- a/stdlib/2and3/ssl.pyi
+++ b/stdlib/2and3/ssl.pyi
@@ -27,7 +27,13 @@ class SSLWantReadError(SSLError): ...
 class SSLWantWriteError(SSLError): ...
 class SSLSyscallError(SSLError): ...
 class SSLEOFError(SSLError): ...
-class CertificateError(Exception): ...
+
+if sys.version_info >= (3, 7):
+    class SSLCertVerificationError(SSLError, ValueError): ...
+
+    CertificateError = SSLCertVerificationError
+else:
+    class CertificateError(ValueError): ...
 
 
 def wrap_socket(sock: socket.socket, keyfile: Optional[str] = ...,