diff --git a/lago_python_client/models/subscription.py b/lago_python_client/models/subscription.py
index 032b620..538ffe5 100644
--- a/lago_python_client/models/subscription.py
+++ b/lago_python_client/models/subscription.py
@@ -29,6 +29,8 @@ class SubscriptionResponse(BaseResponseModel):
     canceled_at: Optional[str]
     created_at: Optional[str]
     plan_code: Optional[str]
+    plan_amount_cents: Optional[str]
+    plan_amount_currency: Optional[str]
     started_at: Optional[str]
     status: Optional[str]
     name: Optional[str]
diff --git a/tests/fixtures/invoice.json b/tests/fixtures/invoice.json
index 40ab3f8..5827f93 100644
--- a/tests/fixtures/invoice.json
+++ b/tests/fixtures/invoice.json
@@ -119,6 +119,8 @@
         "canceled_at": "2022-04-29T08:59:51Z",
         "created_at": "2022-04-29T08:59:51Z",
         "plan_code": "eartha lynch",
+        "plan_amount_cents": 10000,
+        "plan_amount_currency": "USD",
         "started_at": "2022-04-29T08:59:51Z",
         "status": "active",
         "billing_time": "anniversary",
diff --git a/tests/fixtures/one_off_invoice.json b/tests/fixtures/one_off_invoice.json
index 074c09d..e491bd1 100644
--- a/tests/fixtures/one_off_invoice.json
+++ b/tests/fixtures/one_off_invoice.json
@@ -78,6 +78,8 @@
         "canceled_at": "2022-04-29T08:59:51Z",
         "created_at": "2022-04-29T08:59:51Z",
         "plan_code": "eartha lynch",
+        "plan_amount_cents": 10000,
+        "plan_amount_currency": "USD",
         "started_at": "2022-04-29T08:59:51Z",
         "status": "active",
         "billing_time": "anniversary",
diff --git a/tests/fixtures/pending_subscription.json b/tests/fixtures/pending_subscription.json
index ffbbfb4..c22fa22 100644
--- a/tests/fixtures/pending_subscription.json
+++ b/tests/fixtures/pending_subscription.json
@@ -6,6 +6,8 @@
     "canceled_at": "2022-04-29T08:59:51Z",
     "created_at": "2022-04-29T08:59:51Z",
     "plan_code": "eartha lynch",
+    "plan_amount_cents": 10000,
+    "plan_amount_currency": "USD",
     "started_at": "2022-04-29T08:59:51Z",
     "status": "pending",
     "billing_time": "anniversary",
diff --git a/tests/fixtures/subscription.json b/tests/fixtures/subscription.json
index 6b0b3ed..1e93880 100644
--- a/tests/fixtures/subscription.json
+++ b/tests/fixtures/subscription.json
@@ -6,6 +6,8 @@
     "canceled_at": "2022-04-29T08:59:51Z",
     "created_at": "2022-04-29T08:59:51Z",
     "plan_code": "eartha lynch",
+    "plan_amount_cents": 10000,
+    "plan_amount_currency": "USD",
     "started_at": "2022-04-29T08:59:51Z",
     "ending_at": "2022-08-29T08:59:51Z",
     "status": "active",
diff --git a/tests/fixtures/voided_invoice.json b/tests/fixtures/voided_invoice.json
index 9f59fa9..a937c39 100644
--- a/tests/fixtures/voided_invoice.json
+++ b/tests/fixtures/voided_invoice.json
@@ -118,6 +118,8 @@
         "canceled_at": "2022-04-29T08:59:51Z",
         "created_at": "2022-04-29T08:59:51Z",
         "plan_code": "eartha lynch",
+        "plan_amount_cents": 10000,
+        "plan_amount_currency": "USD",
         "started_at": "2022-04-29T08:59:51Z",
         "status": "active",
         "billing_time": "anniversary",