diff --git a/y2018/wpilib_interface.cc b/y2018/wpilib_interface.cc
index 292fef9..4ca6ef7 100644
--- a/y2018/wpilib_interface.cc
+++ b/y2018/wpilib_interface.cc
@@ -353,7 +353,6 @@
     ::aos::SetCurrentThreadName("SensorReader");
 
     my_pid_ = getpid();
-    ds_ = &DriverStation::GetInstance();
 
     dma_synchronizer_->Start();
 
@@ -397,7 +396,7 @@
   }
 
   void RunIteration() {
-    ::frc971::wpilib::SendRobotState(my_pid_, ds_);
+    ::frc971::wpilib::SendRobotState(my_pid_);
 
     const auto values = constants::GetValues();
 
@@ -506,7 +505,6 @@
   }
 
   int32_t my_pid_;
-  DriverStation *ds_;
 
   // Mutex to manage access to the period and tick time variables.
   ::aos::stl_mutex tick_time_mutex_;