diff --git a/docs/source/conf.py b/docs/source/conf.py
index fa13e6ea..541661d1 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -24,7 +24,7 @@
 author = 'NSS Lab'
 
 # The full version, including alpha/beta/rc tags
-release = '0.4.0'
+release = '0.4.1'
 # -- General configuration ---------------------------------------------------
 
 # Add any Sphinx extension module names here, as strings. They can be
diff --git a/golem/core/optimisers/opt_history_objects/opt_history.py b/golem/core/optimisers/opt_history_objects/opt_history.py
index dafc84ca..76837ae1 100644
--- a/golem/core/optimisers/opt_history_objects/opt_history.py
+++ b/golem/core/optimisers/opt_history_objects/opt_history.py
@@ -174,6 +174,23 @@ def all_historical_quality(self, metric_position: int = 0) -> List[float]:
     def show(self):
         return OptHistoryVisualizer(self)
 
+    # def analyze_online(self, url='https://fedot.onti.actcognitive.org'):
+    #     case_id = FILE_NAME.replace('.json', '') + str(uuid4())
+    #     history_url = f'{DOMAIN}/ws/sandbox/custom_{case_id}/history'
+    #     post_url = f"{DOMAIN}/api/showcase/add"
+    #
+    #     history_json = json.load(open(BASE_PATH.joinpath(FILE_NAME)))
+    #     new_case = {
+    #         'case': {
+    #             'case_id': case_id,
+    #         },
+    #         'history': history_json
+    #     }
+    #     response = requests.post(post_url, json=new_case)
+    #
+    #     print(response.text, response.status_code, )
+    #     print(f'IMPORTANT! Save this url.\n{history_url}')
+
     def get_leaderboard(self, top_n: int = 10) -> str:
         """
         Prints ordered description of the best solutions in history
diff --git a/golem/visualisation/opt_viz_extra.py b/golem/visualisation/opt_viz_extra.py
index 13eb83a2..b67c81c1 100644
--- a/golem/visualisation/opt_viz_extra.py
+++ b/golem/visualisation/opt_viz_extra.py
@@ -279,8 +279,8 @@ def extract_objectives(individuals: List[List[Any]], objectives_numbers: Tuple[i
 
 
 def figure_to_array(fig):
-    img = np.fromstring(fig.canvas.tostring_rgb(), dtype=np.uint8)
-    img = img.reshape(fig.canvas.get_width_height()[::-1] + (3,))
+    img = np.frombuffer(fig.canvas.buffer_rgba(), dtype=np.uint8)
+    img = img.reshape(fig.canvas.get_width_height()[::-1] + (4,))
     return img
 
 
diff --git a/setup.py b/setup.py
index 3f98be05..de791ec2 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@
 
 # The text of the README file
 NAME = 'thegolem'
-VERSION = '0.4.0'
+VERSION = '0.4.1'
 AUTHOR = 'NSS Lab'
 SHORT_DESCRIPTION = 'Framework for Graph Optimization and Learning by Evolutionary Methods'