diff --git a/gmap_plugin_style_gmap.inc b/gmap_plugin_style_gmap.inc
index 4cace42f2e73eefd5ef140ff2b9ae8402ac0234e..c9be6fe0387bef8902f922cf3feccbc754214eb3 100644
--- a/gmap_plugin_style_gmap.inc
+++ b/gmap_plugin_style_gmap.inc
@@ -466,6 +466,7 @@ class gmap_plugin_style_gmap extends views_plugin_style {
    * Validate the options form.
    */
   function options_validate(&$form, &$form_state) {
+	parent::options_validate($form, $form_state);
     // Check if highlight color is a valid hex color
     if (!preg_match('/^#[a-f0-9]{6}$/i', $form_state['values']['style_options']['highlight_nodearg_color'])) {
       form_error($form['highlight_nodearg_color'], t('Highlight colour must be a valid hex code in the form #FF0000.'));
diff --git a/gmap_plugin_style_gmapextended.inc b/gmap_plugin_style_gmapextended.inc
index 1eafa8005f187c528f202915e16cfa163f62f239..20d1dfa75e55398dd62156a2e7d69d02fb9b086c 100644
--- a/gmap_plugin_style_gmapextended.inc
+++ b/gmap_plugin_style_gmapextended.inc
@@ -322,6 +322,7 @@ class gmap_plugin_style_gmapextended extends views_plugin_style {
    * Validate the options form.
    */
   function options_validate(&$form, &$form_state) {
+	parent::options_validate($form, $form_state);
     // Check if highlight color is a valid hex color
     if (!preg_match('/^#[a-f0-9]{6}$/i', $form_state['values']['style_options']['highlight_nodearg_color'])) {
       form_error($form['highlight_nodearg_color'], t('Highlight colour must be a valid hex code in the form #FF0000.'));