diff --git a/pscheck/models.py b/pscheck/models.py
index 6181f5a..1979e2d 100644
--- a/pscheck/models.py
+++ b/pscheck/models.py
@@ -26,12 +26,12 @@ class Result:
 
 @dataclass
 class Vaccination(Result):
-    vaccine: str  # vp
-    medical_product: str  # mp
-    manufacturer: str  # ma
     dose_number: int  # dn
     total_series_of_doses: int  # sd
     date_of_vaccination: str  # dt
+    vaccine: Optional[str] = None  # vp
+    medical_product: Optional[str] = None  # mp
+    manufacturer: Optional[str] = None  # ma
 
     def check(self) -> bool:
         # Toutes les doses ont bien été injectées
@@ -68,13 +68,13 @@ class Test(Result):
         POSITIVE = '260373001'
         NEGATIVE = '260415000'
 
-    type_of_test: str  # tt
-    test_name: str  # nm
-    manufacturer: str  # ma
     date: str  # sc
-    result_date: str  # dr
     result: TestResult  # tr
-    center: str  # tc
+    type_of_test: Optional[str] = None  # tt
+    test_name: Optional[str] = None  # nm
+    manufacturer: Optional[str] = None  # ma
+    result_date: Optional[str] = None  # dr
+    center: Optional[str] = None  # tc
 
     @staticmethod
     def deserialize(payload) -> "Test":
@@ -94,8 +94,8 @@ class Test(Result):
         return Test(**{translation[k]: v for k, v in payload.items()})
 
     def check(self) -> bool:
-        valid = self.result == TestResult.NEGATIVE
-        test_date = datetime.datetime.fromisoformat(self.result_date)
+        valid = self.result == Test.TestResult.NEGATIVE
+        test_date = datetime.datetime.fromisoformat(self.date)
         tzinfo = test_date.tzinfo
         delta = datetime.datetime.now(tzinfo) - test_date
         valid = valid and delta.days < 3  # 72h de validité
diff --git a/setup.cfg b/setup.cfg
index 94a636e..6134609 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pscheck
-version = 1.1
+version = 1.1.1
 long_description = file: README.rst
 long_description_content_type = text/markdown
 description = Vérificateur de pass sanitaire