diff --git a/lib/gssapi/gssapi/gssapi_krb5.h b/lib/gssapi/gssapi/gssapi_krb5.h
index dc9e1df85..2f4e20e14 100644
--- a/lib/gssapi/gssapi/gssapi_krb5.h
+++ b/lib/gssapi/gssapi/gssapi_krb5.h
@@ -65,6 +65,7 @@ extern gss_OID GSS_KRB5_REGISTER_ACCEPTOR_IDENTITY_X;
 extern gss_OID GSS_KRB5_SET_DNS_CANONICALIZE_X;
 extern gss_OID GSS_KRB5_SEND_TO_KDC_X;
 extern gss_OID GSS_KRB5_SET_DEFAULT_REALM_X;
+extern gss_OID GSS_KRB5_CCACHE_NAME_X;
 /* Extensions inquire context */
 extern gss_OID GSS_KRB5_GET_TKT_FLAGS_X;
 extern gss_OID GSS_KRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT_X;