diff --git a/ArduCopter/Parameters.pde b/ArduCopter/Parameters.pde
index e384b690c9a8e8c056ac37033401dd34ba41f7a0..3ad356fa9746573b3259aeabfe35096a133b6186 100644
--- a/ArduCopter/Parameters.pde
+++ b/ArduCopter/Parameters.pde
@@ -179,18 +179,18 @@ static const AP_Param::Info var_info[] PROGMEM = {
 
 	// variables not in the g class which contain EEPROM saved variables
 	
-	// @Lib: COMPASS_
+	// @Group: COMPASS_
 	// @Path: ../libraries/AP_Compass/Compass.cpp
 	GOBJECT(compass,        "COMPASS_", Compass),
 
 	GOBJECT(gcs0,			"SR0_",     GCS_MAVLINK),
 	GOBJECT(gcs3,			"SR3_",     GCS_MAVLINK),
 
-	// @Lib: IMU_
+	// @Group: IMU_
 	// @Path: ../libraries/AP_IMU/IMU.cpp
 	GOBJECT(imu,			"IMU_",     IMU),
 
-	// @Lib: AP_AHRS_
+	// @Group: AHRS_
 	// @Path: ../libraries/AP_AHRS/AP_AHRS_DCM.cpp, ../libraries/AP_AHRS/AP_AHRS_Quaternion.cpp
 	GOBJECT(ahrs,			"AHRS_",    AP_AHRS),
 
diff --git a/Tools/ArdupilotMegaPlanner/Utilities/Constants/ParameterMetaDataConstants.cs b/Tools/ArdupilotMegaPlanner/Utilities/Constants/ParameterMetaDataConstants.cs
index b8764f9a737d2d170fab3d31f90f0d6eccfc5a0f..953649849db75f3ddec0582c461a946d95fbf403 100644
--- a/Tools/ArdupilotMegaPlanner/Utilities/Constants/ParameterMetaDataConstants.cs
+++ b/Tools/ArdupilotMegaPlanner/Utilities/Constants/ParameterMetaDataConstants.cs
@@ -7,7 +7,7 @@
       public const string ParamDelimeter = "@";
       public const string PathDelimeter = ",";
       public const string Param = "Param";
-      public const string Lib = "Lib";
+      public const string Group = "Group";
       public const string Path = "Path";
 
       #endregion
diff --git a/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataParser.cs b/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataParser.cs
index 1d6882537163edad19e94dd92d1771dc3f585d1b..50a725698a194a542fa42a6023b84679546b207e 100644
--- a/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataParser.cs
+++ b/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataParser.cs
@@ -65,7 +65,7 @@ namespace ArdupilotMega.Utilities
       /// <param name="parameterLocation">The parameter location.</param>
       private static void ParseLibInformation(string fileContents, XmlTextWriter objXmlTextWriter, string parameterLocation)
       {
-         var parsedInformation = ParseKeyValuePairs(fileContents, ParameterMetaDataConstants.Lib);
+         var parsedInformation = ParseKeyValuePairs(fileContents, ParameterMetaDataConstants.Group);
          if (parsedInformation != null && parsedInformation.Count > 0)
          {
             // node is the prefix of the parameter group here