Fix #361

src/lib/situations.ts

@@ -303,9 +303,13 @@ export function setSituationVariableValue(
   ) {
     return false
   }
+  if ((variable.name = "date_naissance")) {
+    valueByPeriod[year] = value
+  } else {
     valueByPeriod[year - 2] = value
     valueByPeriod[year - 1] = value
     valueByPeriod[year] = value
+  }
   return true
 }