diff --git a/src/aeros_simulation/router.py b/src/aeros_simulation/router.py
index 781849a..8ea7a22 100644
--- a/src/aeros_simulation/router.py
+++ b/src/aeros_simulation/router.py
@@ -29,7 +29,7 @@ router = APIRouter()
 active_simulations = {}
 
 
-@router.post("", response_model=StandardResponse[SimulationPagination])
+@router.get("", response_model=StandardResponse[SimulationPagination])
 async def get_all_simulation(db_session: DbSession, common: CommonParameters):
     """Get all simulation."""
 
diff --git a/src/dashboard_model/service.py b/src/dashboard_model/service.py
index d94eee0..9d7fc7c 100644
--- a/src/dashboard_model/service.py
+++ b/src/dashboard_model/service.py
@@ -30,7 +30,7 @@ async def get_model_data(*, db_session: DbSession, simulation_id: Optional[UUID]
     total_time = main_calc_data.total_uptime + main_calc_data.total_downtime
 
     # Availability Factor (same as your first formula - this one is correct)
-    availability = (main_calc_data.total_uptime / total_time) * 100
+    availability = (main_calc_data.availability) * 100
 
     # Equivalent Forced Outage Rate (EFOR)
     EFOR = (main_calc_data.total_downtime / total_time) * 100