diff --git a/src/_cffi_src/openssl/x509.py b/src/_cffi_src/openssl/x509.py
index 5c5d7335df7e..120a23eb35e8 100644
--- a/src/_cffi_src/openssl/x509.py
+++ b/src/_cffi_src/openssl/x509.py
@@ -24,11 +24,7 @@
 typedef ... Cryptography_STACK_OF_X509_CRL;
 typedef ... Cryptography_STACK_OF_X509_REVOKED;
 
-typedef struct {
-    ASN1_OBJECT *algorithm;
-    ...;
-} X509_ALGOR;
-
+typedef ... X509_ALGOR;
 typedef ... X509_ATTRIBUTE;
 typedef ... X509_EXTENSION;
 typedef ... X509_EXTENSIONS;