diff --git a/scripts/update_coefficent.py b/scripts/update_coefficent.py
new file mode 100644
index 0000000..71025a8
--- /dev/null
+++ b/scripts/update_coefficent.py
@@ -0,0 +1,31 @@
+
+    # datetime.strptime(end_time, "%Y-%m-%d %H:%M:%S")
+import firebase_admin
+from firebase_admin import credentials, firestore
+import os
+from google.cloud.firestore_v1.base_query import FieldFilter
+from datetime import datetime
+
+key_path = os.getcwd() + '/keys/hpos-prod-firebase-adminsdk.json'
+cred = credentials.Certificate(key_path)
+firebase_admin.initialize_app(cred)
+def update_coefficent(source_collection):
+    db = firestore.client()
+
+    docs = db.collection(source_collection).where(filter = FieldFilter("deviceId", "==", "HC-V1-014")).stream()
+    
+    for doc in docs:
+        doc_id = doc.id #doc.to_dict()["_id"]
+        print(doc_id)
+
+        try:
+            db.collection(source_collection).document(doc_id).update({
+                "coefficients": [0.5136, 0.0242],
+                "calibratedAt": datetime.today().strftime("%Y-%m-%d %H:%M:%S")
+                })
+            print(f"Document with ID '{doc_id}' updated")
+        except Exception as e:
+            print(f"Error updating document with ID '{doc_id}' from the source collection: {e}")
+
+if __name__ == "__main__":
+    update_coefficent("devices")