diff --git a/openssl/src/x509/mod.rs b/openssl/src/x509/mod.rs
index 3cd466507f41453b57256954204661b8c37bba4c..ce748690baaeb42a4e3c34c78fcb2189fe2ad908 100644
--- a/openssl/src/x509/mod.rs
+++ b/openssl/src/x509/mod.rs
@@ -584,7 +584,7 @@ impl X509Ref {
     /// Returns certificate version. If this certificate has no explicit version set, it defaults to
     /// version 1.
     ///
-    /// Note that `0` return value stands for version 1, `1` – for version 2 and so on.
+    /// Note that `0` return value stands for version 1, `1` for version 2 and so on.
     ///
     /// This corresponds to [`X509_get_version`].
     ///