diff --git a/src/test/unit/osd_unittest.cc b/src/test/unit/osd_unittest.cc
index 86e257867..02f63166f 100644
--- a/src/test/unit/osd_unittest.cc
+++ b/src/test/unit/osd_unittest.cc
@@ -89,6 +89,7 @@ extern "C" {
     PG_REGISTER(systemConfig_t, systemConfig, PG_SYSTEM_CONFIG, 0);
     PG_REGISTER(pilotConfig_t, pilotConfig, PG_PILOT_CONFIG, 0);
     PG_REGISTER(gpsRescueConfig_t, gpsRescueConfig, PG_GPS_RESCUE, 0);
+    PG_REGISTER(imuConfig_t, imuConfig, PG_IMU_CONFIG, 0);
 
     timeUs_t simulationTime = 0;
     batteryState_e simulationBatteryState;