diff --git a/antp/__main__.py b/antp/__main__.py
index 7089d06..6226629 100644
--- a/antp/__main__.py
+++ b/antp/__main__.py
@@ -7,6 +7,7 @@ from urllib.error import URLError
 from .common import ANTPError
 from .exporter import export_note_type
 from .importer import import_note_type
+from .updater import update_note_type
 
 
 def main():
@@ -14,6 +15,7 @@ def main():
         return print(
             "No action provided.\n\n"
             f"import\tAdd one of the available note types to Anki.\n"
+            f"update\tOverwrite a previously imported note type with new data.\n"
             f"export\tSave your note type as a template.\n"
         )
 
@@ -23,6 +25,10 @@ def main():
                 export_note_type()
             case 'import':
                 import_note_type()
+            case 'update':
+                update_note_type()
+            case _:
+                print("Unknown action.")
     except URLError:
         print("Couldn't connect. Make sure Anki is open and AnkiConnect is installed.")
     except ANTPError as ex:
diff --git a/antp/updater.py b/antp/updater.py
new file mode 100644
index 0000000..8a1e898
--- /dev/null
+++ b/antp/updater.py
@@ -0,0 +1,43 @@
+from typing import Any
+
+from .ankiconnect import invoke, request_model_names
+from .common import select, get_used_fonts, NoteType
+from .consts import *
+from .importer import read_model, store_fonts
+
+
+def format_templates(model: NoteType) -> dict[str, Any]:
+    return {
+        "model": {
+            "name": model.name,
+            "templates": {
+                template.name: {"Front": template.front, "Back": template.back} for template in model.templates
+            }
+        }
+    }
+
+
+def format_styling(model: NoteType) -> dict[str, Any]:
+    return {
+        "model": {
+            "name": model.name,
+            "css": model.css
+        }
+    }
+
+
+def send_note_type(model: NoteType):
+    invoke("updateModelTemplates", **format_templates(model))
+    invoke("updateModelStyling", **format_styling(model))
+
+
+def update_note_type():
+    if model_dir_name := select(os.listdir(NOTE_TYPES_DIR)):
+        print(f"Selected model: {model_dir_name}")
+        model = read_model(model_dir_name)
+        if model.name in request_model_names():
+            store_fonts(get_used_fonts(model.css))
+            send_note_type(model)
+            print("Done.")
+        else:
+            print("This note type hasn't been imported yet. Aborted.")