diff --git a/msg/SatelliteInfo.msg b/msg/SatelliteInfo.msg
index 2980ffcbdc..5447b43204 100644
--- a/msg/SatelliteInfo.msg
+++ b/msg/SatelliteInfo.msg
@@ -1,10 +1,10 @@
 uint64 timestamp		# time since system start (microseconds)
-uint8 SAT_INFO_MAX_SATELLITES = 20
+uint8 SAT_INFO_MAX_SATELLITES = 40
 
 uint8 count			# Number of satellites visible to the receiver
-uint8[20] svid	 		# Space vehicle ID [1..255], see scheme below
-uint8[20] used			# 0: Satellite not used, 1: used for navigation
-uint8[20] elevation		# Elevation (0: right on top of receiver, 90: on the horizon) of satellite
-uint8[20] azimuth		# Direction of satellite, 0: 0 deg, 255: 360 deg.
-uint8[20] snr			# dBHz, Signal to noise ratio of satellite C/N0, range 0..99, zero when not tracking this satellite.
-uint8[20] prn                   # Satellite PRN code assignment, (psuedorandom number SBAS, valid codes are 120-144)
+uint8[40] svid	 		# Space vehicle ID [1..255], see scheme below
+uint8[40] used			# 0: Satellite not used, 1: used for navigation
+uint8[40] elevation		# Elevation (0: right on top of receiver, 90: on the horizon) of satellite
+uint8[40] azimuth		# Direction of satellite, 0: 0 deg, 255: 360 deg.
+uint8[40] snr			# dBHz, Signal to noise ratio of satellite C/N0, range 0..99, zero when not tracking this satellite.
+uint8[40] prn                   # Satellite PRN code assignment, (psuedorandom number SBAS, valid codes are 120-144)