diff --git a/doc/man3/d2i_X509.pod b/doc/man3/d2i_X509.pod
index 8bb89e033297b936a40acf212981fdc2e2c729ac..d41d2e0c4b56ff5253a3f5f01692b55609c7274c 100644
--- a/doc/man3/d2i_X509.pod
+++ b/doc/man3/d2i_X509.pod
@@ -491,7 +491,7 @@ Represents an ASN1 OBJECT IDENTIFIER.
 
 Represents a PKCS#3 DH parameters structure.
 
-=item B<DHparamx>
+=item B<DHxparams>
 
 Represents an ANSI X9.42 DH parameters structure.