diff --git a/openair1/PHY/defs_gNB.h b/openair1/PHY/defs_gNB.h
index d5de27aaeee3e7a6615ca8f27ec402074a526642..4dc930c22c3a94162c5170a5cf1847e9920ca06c 100644
--- a/openair1/PHY/defs_gNB.h
+++ b/openair1/PHY/defs_gNB.h
@@ -345,7 +345,7 @@ typedef struct {
   /// measured RX power based on DRS
   int ulsch_power[8];
   /// total signal over antennas
-  int ulsch_power_tot;
+  uint32_t ulsch_power_tot;
   /// measured RX noise power
   int ulsch_noise_power[8];
   /// total noise over antennas