diff --git a/3rdparty/xspublic/xstypes/xsstatusflag.h b/3rdparty/xspublic/xstypes/xsstatusflag.h
index 6f077c0019..bfdd324553 100644
--- a/3rdparty/xspublic/xstypes/xsstatusflag.h
+++ b/3rdparty/xspublic/xstypes/xsstatusflag.h
@@ -57,7 +57,7 @@ enum XsStatusFlag
 
 	,XSF_RepresentativeMotion		= 0x20		//!< Indicates if the In-Run Compass Calibration is doing the representative motion analysis
 
-	,XSF_ExternalClockSynced		= 0x40		//!< Indicates whether the internal clock is synced with an external clock (Either GNNS or custom provided clock sync)
+	,XSF_ExternalClockSynced		= 0x40		//!< Indicates whether the internal clock is synced with an external clock (Either GNSS or custom provided clock sync)
 
 	,XSF_ClipAccX					= 0x00000100
 	,XSF_ClipAccY					= 0x00000200
diff --git a/libs/hwdrivers/include/mrpt/hwdrivers/CGPSInterface.h b/libs/hwdrivers/include/mrpt/hwdrivers/CGPSInterface.h
index 82a3869359..c2438466c1 100644
--- a/libs/hwdrivers/include/mrpt/hwdrivers/CGPSInterface.h
+++ b/libs/hwdrivers/include/mrpt/hwdrivers/CGPSInterface.h
@@ -64,7 +64,7 @@ namespace mrpt::hwdrivers
  *  baudRate     = 4800   // The baudrate of the communications (typ. 4800 or
  * 9600 bauds)
  *
- *  # (Default:true) Whether to append the GNNS message type to CObservation
+ *  # (Default:true) Whether to append the GNSS message type to CObservation
  * `sensorLabel` field
  *  sensor_label_append_msg_type = true
  *
diff --git a/libs/obs/include/mrpt/obs/CObservationGPS.h b/libs/obs/include/mrpt/obs/CObservationGPS.h
index 8c99c3c914..3fd6a1ff9f 100644
--- a/libs/obs/include/mrpt/obs/CObservationGPS.h
+++ b/libs/obs/include/mrpt/obs/CObservationGPS.h
@@ -87,7 +87,7 @@ class CObservationGPS : public CObservation
    * based on the local computer clock. */
   bool has_satellite_timestamp{false};
 
-  /** The main piece of data in this class: a list of GNNS messages.
+  /** The main piece of data in this class: a list of GNSS messages.
    * Normally users might prefer to access the list via the methods
    * CObservationGPS::getMsgByClass() and CObservationGPS::setMsg()
    * Typically only one message, may be multiple if all have the same
diff --git a/share/mrpt/config_files/rawlog-grabber/gps.ini b/share/mrpt/config_files/rawlog-grabber/gps.ini
index c68fd0a3da..43def8a530 100644
--- a/share/mrpt/config_files/rawlog-grabber/gps.ini
+++ b/share/mrpt/config_files/rawlog-grabber/gps.ini
@@ -43,7 +43,7 @@ COM_port_WIN = COM1
 COM_port_LIN = ttyUSB0
 baudRate     = 4800   // The baudrate of the communications (typ. 4800 or 9600 bauds)
 
-# (Default:true) Whether to append the GNNS message type to CObservation `sensorLabel` field
+# (Default:true) Whether to append the GNSS message type to CObservation `sensorLabel` field
 sensor_label_append_msg_type = true
 
 # Select a parser for GNSS data: