diff --git a/d3graph/__init__.py b/d3graph/__init__.py
index 44d89a9..5c76e2a 100644
--- a/d3graph/__init__.py
+++ b/d3graph/__init__.py
@@ -8,7 +8,7 @@
 
 __author__ = 'Erdogan Tasksen'
 __email__ = 'erdogant@gmail.com'
-__version__ = '2.1.0'
+__version__ = '2.1.1'
 
 import jinja2
 if version.parse(jinja2.__version__) > version.parse("2.11.3"):
diff --git a/d3graph/d3graph.py b/d3graph/d3graph.py
index 511027d..c7c50fe 100644
--- a/d3graph/d3graph.py
+++ b/d3graph/d3graph.py
@@ -669,7 +669,7 @@ def adjmat2dict(adjmat, min_weight=0, edge_distance_minmax=[1, 10]):
     if len(np.unique(df['weight'].values.reshape(-1, 1)))>2:
         df['weight_scaled'] = _normalize_size(df['weight'].values.reshape(-1, 1), edge_distance_minmax[0], edge_distance_minmax[1])
     else:
-        df['weight_scaled'] = np.ones(df.shape[0]) * 5
+        df['weight_scaled'] = np.ones(df.shape[0]) * 1
 
     # Creation dictionary
     source_target = list(zip(df['source'], df['target']))
diff --git a/docs/source/Core Functionalities.rst b/docs/source/Core Functionalities.rst
index 125a267..776d2ba 100644
--- a/docs/source/Core Functionalities.rst	
+++ b/docs/source/Core Functionalities.rst	
@@ -199,6 +199,23 @@ Lets change the **node colors** from the *karate* example using the label inform
 
    <iframe src="https://erdogant.github.io/docs/d3graph/d3graph/karate_label_color.html" height="700px" width="850px", frameBorder="0"></iframe>
 
+Node color on clustering
+--------------------------
+
+We can also change the node color on the clustering.
+
+.. code:: python
+
+	# Set node properties
+	d3.set_node_properties(label=df['label'].values, color='cluster')
+
+	# Plot
+	d3.show()
+
+.. raw:: html
+
+   <iframe src="https://erdogant.github.io/docs/d3graph/d3graph/karate_label_color.html" height="700px" width="850px", frameBorder="0"></iframe>
+
 
 Node size
 -----------------------