diff --git a/lib/asn1/rfc2459.asn1 b/lib/asn1/rfc2459.asn1
index 3b8bab7c7..20c5287c9 100644
--- a/lib/asn1/rfc2459.asn1
+++ b/lib/asn1/rfc2459.asn1
@@ -566,13 +566,13 @@ ProxyCertInfo ::= SEQUENCE {
 id-uspkicommon-card-id OBJECT IDENTIFIER ::= { 2 16 840 1 101 3 6 6 }
 id-uspkicommon-piv-interim OBJECT IDENTIFIER ::= { 2 16 840 1 101 3 6 9 1 }
 
---- Netscape extentions
+--- Netscape extensions
 
 id-netscape OBJECT IDENTIFIER ::=
     { joint-iso-itu-t(2) country(16) us(840) organization(1) netscape(113730) }
 id-netscape-cert-comment OBJECT IDENTIFIER ::= { id-netscape 1 13 }
 
---- MS extentions
+--- MS extensions
 
 id-ms-cert-enroll-domaincontroller OBJECT IDENTIFIER ::=
     { 1 3 6 1 4 1 311 20 2 }
diff --git a/lib/gssapi/gssapi/gssapi_oid.h b/lib/gssapi/gssapi/gssapi_oid.h
index 9465efc77..3d00c060d 100644
--- a/lib/gssapi/gssapi/gssapi_oid.h
+++ b/lib/gssapi/gssapi/gssapi_oid.h
@@ -4,7 +4,7 @@
 
  /* contact Love Hörnquist Åstrand <lha@h5l.org> for new oid arcs */
  /*
-  * 1.2.752.43.13 Heimdal GSS-API Extentions
+  * 1.2.752.43.13 Heimdal GSS-API Extensions
   */
 extern GSSAPI_LIB_VARIABLE gss_OID_desc __gss_krb5_copy_ccache_x_oid_desc;
 #define GSS_KRB5_COPY_CCACHE_X (&__gss_krb5_copy_ccache_x_oid_desc)