diff --git a/DictionaryTypes.txt b/DictionaryTypes.txt
index a98689e..e48f1c7 100644
--- a/DictionaryTypes.txt
+++ b/DictionaryTypes.txt
@@ -294,8 +294,9 @@ enum(coil) "Sensor coil type"
     fnirs_od                303  "fNIRS optical density"
     fnirs_fd_ac_amplitude   304  "fNIRS frequency domain AC amplitude"
     fnirs_fd_phase          305  "fNIRS frequency domain phase"
-    eyetrack_pos    400  "Eye-tracking gaze position"
-    eyetrack_pupil  401  "Eye-tracking pupil size"
+    eyetrack_posx   400  "Eye-tracking gaze x position"
+    eyetrack_posx   401  "Eye-tracking gaze y position"
+    eyetrack_pupil  402  "Eye-tracking pupil size"
     mcg_42              1000  "For testing the MCG software"
     point_magnetometer  2000  "Simple point magnetometer"
     axial_grad_5cm      2001  "Generic axial gradiometer"