diff --git a/openssl/src/x509/mod.rs b/openssl/src/x509/mod.rs
index 2251cbe85186402cd3404a191bfa70c11da96415..3ac37d87088326bc69cf836b9d779b747c7f1dfd 100644
--- a/openssl/src/x509/mod.rs
+++ b/openssl/src/x509/mod.rs
@@ -618,7 +618,7 @@ impl PartialOrd for X509Ref {
 
 impl PartialEq for X509Ref {
     fn eq(&self, other: &Self) -> bool {
-        self.cmp(other).is_eq()
+        self.cmp(other) == cmp::Ordering::Equal
     }
 }