diff --git a/bin/lib/correlations_engine.py b/bin/lib/correlations_engine.py
index d1d7e3b6..bf234c9c 100755
--- a/bin/lib/correlations_engine.py
+++ b/bin/lib/correlations_engine.py
@@ -193,7 +193,7 @@ def _get_correlations_graph_node(links, nodes, obj_type, subtype, obj_id, level,
             if obj2_str_id == previous_str_obj:
                 continue
 
-            if len(nodes) > max_nodes:
+            if len(nodes) > max_nodes != 0:
                 break
             nodes.add(obj2_str_id)
             links.add((obj_str_id, obj2_str_id))
diff --git a/var/www/blueprints/correlation.py b/var/www/blueprints/correlation.py
index b43cfe1e..bcf61729 100644
--- a/var/www/blueprints/correlation.py
+++ b/var/www/blueprints/correlation.py
@@ -46,7 +46,7 @@ def sanitise_graph_mode(graph_mode):
 def sanitise_nb_max_nodes(nb_max_nodes):
     try:
         nb_max_nodes = int(nb_max_nodes)
-        if nb_max_nodes < 2:
+        if nb_max_nodes < 2 and nb_max_nodes != 0:
             nb_max_nodes = 300
     except (TypeError, ValueError):
         nb_max_nodes = 300
diff --git a/var/www/templates/correlation/show_correlation.html b/var/www/templates/correlation/show_correlation.html
index 667d0cb8..93ca5c2b 100644
--- a/var/www/templates/correlation/show_correlation.html
+++ b/var/www/templates/correlation/show_correlation.html
@@ -256,7 +256,7 @@
 
                                         <div class="form-group">
                                             <label for="max_nb_nodes_in">Max number of nodes:</label>
-                                            <input class="form-control" type="number" value="{{dict_object["max_nodes"]}}" min="2" id="max_nb_nodes_in" name="max_nb_nodes_in">
+                                            <input class="form-control" type="number" value="{{dict_object["max_nodes"]}}" min="0" id="max_nb_nodes_in" name="max_nb_nodes_in">
                                         </div>
 
                                         <div class="text-center">