diff --git a/lib/routes/environment.py b/lib/routes/environment.py
index d3c8dec..91d70ef 100644
--- a/lib/routes/environment.py
+++ b/lib/routes/environment.py
@@ -91,4 +91,4 @@ async def simulate_env(env_id: str) -> "EnvSummary":
     ## Args
     ``` env_id: str ```
     """
-    return await EnvController.simulate(env_id)
+    return await EnvController.simulate_env(env_id)
diff --git a/lib/routes/flight.py b/lib/routes/flight.py
index 35ea88f..e920041 100644
--- a/lib/routes/flight.py
+++ b/lib/routes/flight.py
@@ -62,7 +62,7 @@ async def read_rocketpy_flight(flight_id: int) -> "FlightPickle":
     ## Args
     ``` flight_id: Flight ID hash. ```
     """
-    return await FlightController.get_rocketpy_flight(flight_id)
+    return await FlightController.get_rocketpy_flight_as_jsonpickle(flight_id)
 
 
 @router.put("/{flight_id}/env")
diff --git a/lib/routes/motor.py b/lib/routes/motor.py
index 85ad263..5f0ef26 100644
--- a/lib/routes/motor.py
+++ b/lib/routes/motor.py
@@ -82,7 +82,7 @@ async def read_rocketpy_motor(motor_id: int) -> "MotorPickle":
     ## Args
     ``` motor_id: Motor ID hash ```
     """
-    return await MotorController.get_rocketpy_motor(motor_id)
+    return await MotorController.get_rocketpy_motor_as_jsonpickle(motor_id)
 
 
 @router.get("/{motor_id}/simulate")
@@ -93,4 +93,4 @@ async def simulate_motor(motor_id: int) -> "MotorSummary":
     ## Args
     ``` motor_id: Motor ID hash ```
     """
-    return await MotorController.simulate(motor_id)
+    return await MotorController.simulate_motor(motor_id)
diff --git a/lib/routes/rocket.py b/lib/routes/rocket.py
index 6bd45c1..40789eb 100644
--- a/lib/routes/rocket.py
+++ b/lib/routes/rocket.py
@@ -103,4 +103,4 @@ async def simulate_rocket(rocket_id: int) -> "RocketSummary":
     ## Args
     ``` rocket_id: Rocket ID hash ```
     """
-    return await RocketController.simulate(rocket_id)
+    return await RocketController.simulate_rocket(rocket_id)