diff --git a/modules/og_subgroups_prop/includes/admin.inc b/modules/og_subgroups_prop/includes/admin.inc
index 68fabec..1317710 100644
--- a/modules/og_subgroups_prop/includes/admin.inc
+++ b/modules/og_subgroups_prop/includes/admin.inc
@@ -5,6 +5,8 @@
  */
 function og_subgroups_prop_settings() {
   $form = array();
+  // Find content types
+  $types = node_get_types('names');
   $form['propagte_content'] = array(
     '#type' => 'fieldset',
     '#title' => t('Group posts propagation'),
@@ -22,6 +24,14 @@ function og_subgroups_prop_settings() {
     ),
     '#default_value' => variable_get('og_subgroups_propagate_content', array()),
   );
+  //Content types that will not be propagated
+  $form['propagte_content']['og_subgroups_propagate_content_bytype'] = array(
+    '#type' => 'checkboxes', 
+    '#title' => t('Not apply content propagation to this types'), 
+    '#default_value' => variable_get('og_subgroups_propagate_content_bytype', array('')), 
+    '#options' => $types, 
+    '#description' => t('Select content types which that will not propagate'), 
+  );
   $form['propagte_user'] = array(
     '#type' => 'fieldset',
     '#title' => t('User propagation'),
diff --git a/modules/og_subgroups_prop/og_subgroups_prop.module b/modules/og_subgroups_prop/og_subgroups_prop.module
index afc98d6..766f4ea 100644
--- a/modules/og_subgroups_prop/og_subgroups_prop.module
+++ b/modules/og_subgroups_prop/og_subgroups_prop.module
@@ -199,9 +199,12 @@ function og_subgroups_prop_propagate_content(&$node) {
   
   // Determine the directions to move along the tree
   $directions = variable_get('og_subgroups_propagate_content', array());
-  
+
+  // Determine excluded content types
+  $types = variable_get('og_subgroups_propagate_content_bytype', array());
+
   // Make sure at least one group has been selected
-  if (isset($node->og_groups) && !empty($node->og_groups)) {
+  if (isset($node->og_groups) && !empty($node->og_groups) && !($types[$node->type])) {
     // Iterate each selected group
     foreach ($node->og_groups as $gid) {
       // Propagate across each direction