diff --git a/TTS/.models.json b/TTS/.models.json
index 841610d3..8e35893b 100644
--- a/TTS/.models.json
+++ b/TTS/.models.json
@@ -20,8 +20,10 @@
                     "hf_url": [
                         "https://coqui.gateway.scarf.sh/hf-coqui/XTTS-v1/v1.1/model.pth",
                         "https://coqui.gateway.scarf.sh/hf-coqui/XTTS-v1/v1.1/config.json",
-                        "https://coqui.gateway.scarf.sh/hf-coqui/XTTS-v1/v1.1/vocab.json"
+                        "https://coqui.gateway.scarf.sh/hf-coqui/XTTS-v1/v1.1/vocab.json",
+                        "https://coqui.gateway.scarf.sh/hf-coqui/XTTS-v1/v1.1/hash.md5"
                     ],
+                    "model_hash": "10163afc541dc86801b33d1f3217b456",
                     "default_vocoder": null,
                     "commit": "82910a63",
                     "license": "CPML",
diff --git a/TTS/utils/manage.py b/TTS/utils/manage.py
index 1db6ae39..eef987ef 100644
--- a/TTS/utils/manage.py
+++ b/TTS/utils/manage.py
@@ -294,8 +294,9 @@ class ModelManager(object):
             # get model from models.json
             model_item = self.models_dict[model_type][lang][dataset][model]
             model_item["model_type"] = model_type
+        md5hash = model_item["model_hash"] if "model_hash" in model_item else None
         model_item = self.set_model_url(model_item)
-        return model_item, model_full_name, model
+        return model_item, model_full_name, model, md5hash
 
     def ask_tos(self, model_full_path):
         """Ask the user to agree to the terms of service"""
@@ -358,8 +359,6 @@ class ModelManager(object):
         if not config_local == config_remote:
             print(f" > {model_name} is already downloaded however it has been changed. Redownloading it...")
             self.create_dir_and_download_model(model_name, model_item, output_path)
-        else:
-            print(f" > {model_name} is already downloaded.")
 
     def download_model(self, model_name):
         """Download model files given the full model name.
@@ -375,10 +374,22 @@ class ModelManager(object):
         Args:
             model_name (str): model name as explained above.
         """
-        model_item, model_full_name, model = self._set_model_item(model_name)
+        model_item, model_full_name, model, md5sum = self._set_model_item(model_name)
         # set the model specific output path
         output_path = os.path.join(self.output_prefix, model_full_name)
         if os.path.exists(output_path):
+            if md5sum is not None:
+                md5sum_file = os.path.join(output_path, "hash.md5")
+                if os.path.isfile(md5sum_file):
+                    with open(md5sum_file, mode="r") as f:
+                        if not f.read() == md5sum:
+                            print(f" > {model_name} has been updated, clearing model cache...")
+                            self.create_dir_and_download_model(model_name, model_item, output_path)
+                        else:
+                            print(f" > {model_name} is already downloaded.")
+                else:
+                    print(f" > {model_name} has been updated, clearing model cache...")
+                    self.create_dir_and_download_model(model_name, model_item, output_path)
             # if the configs are different, redownload it
             # ToDo: we need a better way to handle it
             if "xtts_v1" in model_name: