diff --git a/i18n/en.po b/i18n/en.po
index 5a673fcb..b5948f90 100644
--- a/i18n/en.po
+++ b/i18n/en.po
@@ -283,6 +283,9 @@ msgstr[1]       "game time: %s in %d sessions"
 msgid   "n"
 msgstr  "n"
 
+msgid   "optional"
+msgstr  "optional"
+
 msgid   "password:"
 msgstr  "password:"
 
diff --git a/i18n/fr.po b/i18n/fr.po
index 1f36739c..e4f357a9 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -290,6 +290,9 @@ msgstr[1]       "temps de jeu : %s en %d sessions"
 msgid   "n"
 msgstr  "n"
 
+msgid   "optional"
+msgstr  "facultatif"
+
 msgid   "password:"
 msgstr  "mot de passe :"
 
diff --git a/i18n/it.po b/i18n/it.po
index aed99ffd..908e78b9 100644
--- a/i18n/it.po
+++ b/i18n/it.po
@@ -298,6 +298,9 @@ msgstr[1]       "tempo di gioco: %s in %d sessioni"
 msgid   "n"
 msgstr  "n"
 
+msgid   "optional"
+msgstr  "facoltativo"
+
 msgid   "password:"
 msgstr  "password:"
 
diff --git a/i18n/template.pot b/i18n/template.pot
index 0c0c03fc..81f5f76a 100644
--- a/i18n/template.pot
+++ b/i18n/template.pot
@@ -266,6 +266,9 @@ msgstr[1]       ""
 msgid   "n"
 msgstr  ""
 
+msgid   "optional"
+msgstr  ""
+
 msgid   "password:"
 msgstr  ""
 
diff --git a/scripts/_gsh_index b/scripts/_gsh_index
index c20f0890..073de68d 100755
--- a/scripts/_gsh_index
+++ b/scripts/_gsh_index
@@ -11,22 +11,28 @@ do
     continue
   fi
 
+  SKIPABLE=""
+  if [ -f "$GSH_MISSIONS/$mission_dir/skip.txt" ] || [ -d "$GSH_MISSIONS/$mission_dir/skip" ]
+  then
+    SKIPABLE="  [$(gettext "optional")]"
+  fi
+
   if grep -q "^$n CHECK_OK" "$GSH_CONFIG/missions.log"
   then
     COLOR="green"
-    STATUS=" ($(gettext "completed"))"
+    STATUS="  ($(gettext "completed"))"
   elif grep -q "^$n CHECK_OOPS" "$GSH_CONFIG/missions.log"
   then
     COLOR="red"
-    STATUS=" ($(gettext "failed"))"
+    STATUS="  ($(gettext "failed"))"
   elif grep -q "^$n SKIP" "$GSH_CONFIG/missions.log"
   then
     COLOR="yellow"
-    STATUS=" ($(gettext "skipped"))"
+    STATUS="  ($(gettext "skipped"))"
   elif grep -q "^$n CANCEL_DEP_PB" "$GSH_CONFIG/missions.log"
   then
     COLOR="magenta"
-    STATUS=" ($(gettext "cancelled"))"
+    STATUS="  ($(gettext "cancelled"))"
   else
     COLOR="white"
     STATUS=""
@@ -39,7 +45,7 @@ do
   fi
 
   printf "%s%2d   " "$LEAD" "$n"
-  color_echo "$COLOR" "$mission_dir$STATUS"
+  color_echo "$COLOR" "$mission_dir$SKIPABLE$STATUS"
 
   n="$((n + 1))"
 done < "$GSH_CONFIG/index.txt" | pager