diff --git a/src/float/float_transceiver/float_transceiver.ino b/src/float/float_transceiver/float_transceiver.ino
index d8a24829..7f1507e6 100644
--- a/src/float/float_transceiver/float_transceiver.ino
+++ b/src/float/float_transceiver/float_transceiver.ino
@@ -36,10 +36,10 @@ const uint32_t PROFILE_SEGMENT = 60000;
 
 // Schedule (all delays in ms)
 const uint32_t RELEASE_MAX = 300000;
-const uint32_t SUCK_MAX = PRESSURE_READ_INTERVAL;
-const uint32_t DESCEND_TIME = PRESSURE_READ_INTERVAL;
-const uint32_t PUMP_MAX = PRESSURE_READ_INTERVAL;
-const uint32_t ASCEND_TIME = PRESSURE_READ_INTERVAL;
+const uint32_t SUCK_MAX = PROFILE_SEGMENT;
+const uint32_t DESCEND_TIME = PROFILE_SEGMENT;
+const uint32_t PUMP_MAX = PROFILE_SEGMENT;
+const uint32_t ASCEND_TIME = PROFILE_SEGMENT;
 const uint32_t TX_MAX = 60000;
 const uint32_t ONE_HOUR = 360000;
 
diff --git a/src/surface/transceiver/transceiver/serial_reader.py b/src/surface/transceiver/transceiver/serial_reader.py
index 241fcb26..73d5cf47 100644
--- a/src/surface/transceiver/transceiver/serial_reader.py
+++ b/src/surface/transceiver/transceiver/serial_reader.py
@@ -92,7 +92,7 @@ def __init__(self, queue_size: int = 5) -> None:
     @staticmethod
     def is_ros_single_message(packet: str) -> bool:
         ros_single = ROS_PACKET + "SINGLE"
-        return packet[:len(ros_single)] != ros_single
+        return packet[:len(ros_single)] == ros_single
 
     def handle_ros_single(self, packet: str) -> None:
         if self.surface_pressures.full():