diff --git a/xymon/plugins/client/ext/maco.sh b/xymon/plugins/client/ext/maco.sh
index 9027d28..6844863 100755
--- a/xymon/plugins/client/ext/maco.sh
+++ b/xymon/plugins/client/ext/maco.sh
@@ -21,6 +21,7 @@ readonly DEFAULT_MTIME_MINUTES="600"
 readonly MACO_LOCAL_DIR="/opt/maco"
 readonly MACO_PENDING_UPDATE_FILE="${MACO_LOCAL_DIR}/.maco.upgrade"
 readonly MACO_PENDING_URGENT_UPDATE_FILE="${MACO_LOCAL_DIR}/.maco.urgent.upgrade"
+readonly MACO_STATUS_FILE="/var/fr.univ-rennes1.ipr.maco.machinestate.txt"
 
 # Temp files
 readonly TEMP_MACO_UPDATE="${XYMONTMP}/${MACHINEDOTS}.${TEST}.maco_update"
@@ -210,6 +211,42 @@ No Maco urgent update is planned."
 		## No need to add information to PLUGIN_STATE
 	fi
 
+}
+# }}}
+# Verify the status of last Maco update
+check_last_update_status() {
+
+	## Check if Maco status file is present
+	if [ -f "${MACO_STATUS_FILE}" ]; then
+		debug_message "check_last_update_status − \
+Maco status file (${MACO_STATUS_FILE}) exists."
+		local_maco_status=$(grep --max-count=1 -- MacoStatus "${MACO_STATUS_FILE}" | cut --delimiter="=" --fields=2)
+
+		if [ "${local_maco_status}" = "last-update-succeeded" ]; then
+			## Add color and message to PLUGIN_RESULT for detailed informations
+			echo "${GREEN_PIC} Last Maco update succeed (MacoStatus=${local_maco_status})." >> "${PLUGIN_RESULT}"
+			## Add information to PLUGIN_STATE
+			echo "32${GREEN_PIC} Maco is uptodate and last update succeed" >> "${PLUGIN_STATE}"
+
+		elif [ "${local_maco_status}" = "update-process-running" ]; then
+			echo "${YELLOW_PIC} Last Maco update is in progress (MacoStatus=${local_maco_status})." >> "${PLUGIN_RESULT}"
+			echo "22${YELLOW_PIC} Maco update is running" >> "${PLUGIN_STATE}"
+
+		elif [ "${local_maco_status}" = "waiting-for-additional-maco-run" ]; then
+			echo "${YELLOW_PIC} Last Maco update wait for an extra run (MacoStatus=${local_maco_status})." >> "${PLUGIN_RESULT}"
+			echo "22${YELLOW_PIC} Maco update needs an extra run" >> "${PLUGIN_STATE}"
+
+		elif [ "${local_maco_status}" = "last-update-failed" ]; then
+			echo "${RED_PIC} Last Maco update failed (MacoStatus=${local_maco_status})." >> "${PLUGIN_RESULT}"
+			echo "12${RED_PIC} Maco update failed" >> "${PLUGIN_STATE}"
+		fi
+	else
+		debug_message "check_last_update_status − \
+Maco status file (${MACO_STATUS_FILE}) doesn't exists."
+		…
+		echo "42${CLEAR_PIC} Maco last update status is unknow (${MACO_STATUS_FILE} doesn't exists or isn't available)." >> "${PLUGIN_STATE}"
+	fi
+
 }
 # }}}
 # Send plugin results to Xymon server {{{
@@ -253,6 +290,11 @@ main() {                                  # {{{
 		check_pending_update
 		## Check for urgent pending update for Maco
 		check_pending_urgent_update
+
+		## Add HTML header for this part
+		add_header "Last update" >> "${PLUGIN_RESULT}"
+		## Check status of last update
+		check_last_update_status
 	fi
 
 	# Send data to Xymon server