diff --git a/gps_common/CMakeLists.txt b/gps_common/CMakeLists.txt
index 44567df..3d7b13f 100644
--- a/gps_common/CMakeLists.txt
+++ b/gps_common/CMakeLists.txt
@@ -28,6 +28,7 @@ catkin_python_setup()
 add_message_files(
   FILES
     GPSStatus.msg
+    GPSExtendedStatus.msg
     GPSFix.msg
 )
 
diff --git a/gps_common/msg/GPSExtendedStatus.msg b/gps_common/msg/GPSExtendedStatus.msg
new file mode 100644
index 0000000..de5816e
--- /dev/null
+++ b/gps_common/msg/GPSExtendedStatus.msg
@@ -0,0 +1,9 @@
+# Extended Measurement status to use for GPSStatus.msg
+int16 STATUS_NO_FIX=-1    # Unable to fix position
+int16 STATUS_FIX=0        # Normal fix
+int16 STATUS_SBAS_FIX=1   # Fixed using a satellite-based augmentation system
+int16 STATUS_GBAS_FIX=2   #          or a ground-based augmentation system
+int16 STATUS_DGPS_FIX=18  # Fixed with DGPS
+int16 STATUS_RTK_FIX=19   # Real-Time Kinematic, fixed integers
+int16 STATUS_RTK_FLOAT=20 # Real-Time Kinematic, float integers
+int16 STATUS_WAAS_FIX=33  # Fixed with WAAS