diff --git a/dsdl/uavcan/equipment/gnss/300.Fix.uavcan b/dsdl/uavcan/equipment/gnss/300.Fix.uavcan
index 8fbb07250e..ff7faeab09 100644
--- a/dsdl/uavcan/equipment/gnss/300.Fix.uavcan
+++ b/dsdl/uavcan/equipment/gnss/300.Fix.uavcan
@@ -13,7 +13,7 @@ int24 alt_1e2
 
 float16[3] ned_velocity
 
-uint4 sats_used
+uint5 sats_used
 
 uint2 STATUS_NO_FIX    = 0
 uint2 STATUS_TIME_ONLY = 1