diff --git a/ihm/help/about b/ihm/help/about
index 19422cf..1386827 100644
--- a/ihm/help/about
+++ b/ihm/help/about
@@ -11,7 +11,7 @@ Coordinate systems list :
 <li>ECLIPJ2000 - Ecliptic coordinates based upon the J2000 frame</li>
 <li>EME - Earth Mean Equator and Equinox</li>
 <li>GPHIO - Ganymede Phi-Omega</li>
-<li>GRIGGSKELL_EME EME2000 centered on asteroid GRIGG-SKJELLERUP- </li>
+<li>GRIGGSKELL_EME - EME2000 centered on asteroid GRIGG-SKJELLERUP</li>
 <li>GSE - Geocentric Solar Ecliptic</li>
 <li>GSEQ - Geocentric Solar Equatorial</li>
 <li>GSM - Geocentric Solar Magnetospheric</li>
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