diff --git a/jarvis/skills/__init__.py b/jarvis/skills/__init__.py
index 8214180..2b72479 100644
--- a/jarvis/skills/__init__.py
+++ b/jarvis/skills/__init__.py
@@ -37,9 +37,11 @@ class Skill:
                 for key, val in data.items():
                     if "{{" + key + "}}" in random_line:
 
+                        # TODO: replace when found a better TTS engine for french
                         # as the french tts don't support float in sentence, convert it to an integer
                         if is_float(val):
-                            val = str(int(float(val)))
+                            # val = str(int(float(val)))  # convert a float to integer
+                            val = str(val).split(".")[0] + " virgule " + str(val).split(".")[1]
 
                         random_line = random_line.replace("{{" + key + "}}", val)
 
diff --git a/jarvis/utils/client_utils.py b/jarvis/utils/client_utils.py
index cd4837d..6dcf98f 100644
--- a/jarvis/utils/client_utils.py
+++ b/jarvis/utils/client_utils.py
@@ -6,6 +6,9 @@ from jarvis.utils import config_utils
 
 def speak(sentence, client_ip, client_port):
     raw_audio_bytes = get_audio_from_sentence(sentence)
+    if raw_audio_bytes is None:
+        return "Error, audio not valid!"
+
     play_audio_on_client(raw_audio_bytes, client_ip, client_port)
 
 
@@ -20,8 +23,12 @@ def get_audio_from_sentence(sentence):
     )
 
     # TODO : add support for external opentts server
-    response = requests.get('http://localhost:5500/api/tts', headers=headers, params=params)
-    return response.content
+    try:
+        response = requests.get('http://localhost:5500/api/tts', headers=headers, params=params)
+        return response.content
+    except requests.exceptions.ConnectionError:
+        print("Error connecting to Open TTS server")
+        return None
 
 
 def play_audio_on_client(raw_audio_bytes, client_ip, client_port):
@@ -29,7 +36,6 @@ def play_audio_on_client(raw_audio_bytes, client_ip, client_port):
 
     headers = CaseInsensitiveDict()
     headers["Content-Type"] = "text/xml; charset=utf8"
-    # headers["Authorization"] = config_utils.get_in_config("API_KEY")
 
     response = requests.post(url_service,
                              headers=headers,