diff --git a/update-motd.d/20-service b/update-motd.d/20-service
index cc652a5..ede29dc 100755
--- a/update-motd.d/20-service
+++ b/update-motd.d/20-service
@@ -28,7 +28,7 @@ process_info() {
 	for PROCESS in ${PROCESS_LIST}; do
 		MSG="${MSG}${BLACKB}+ "
 		PRINTF_PROCESS=$(printf '%-22s' "${PROCESS}")
-		if (ps ax | grep -v grep | grep -E "${PROCESS}" > /dev/null); then
+		if (ps ax | grep --invert-match grep | grep --word-regexp "${PROCESS}" > /dev/null); then
 			MSG="${MSG}${WHITE}${PRINTF_PROCESS}${RESET}${BLACKB}= ${GREEN}RUNNING${RESET}"
 		else
 			MSG="${MSG}${WHITE}${PRINTF_PROCESS}${RESET}${BLACKB}= ${REDB}NOT RUNNING${RESET}"
@@ -393,7 +393,7 @@ fi
 # Process need a warning if running [[[
 YELLOW_PROCESS='tmux screen glances htop automysqlbackup vzdump puppet aptitude'
 for PROCESS in ${YELLOW_PROCESS}; do
-	if (ps ax | grep -v grep | grep "${PROCESS}" > /dev/null); then
+	if (ps ax | grep --invert-match grep | grep --word-regexp "${PROCESS}" > /dev/null); then
 		PRINTF_PROCESS=$(printf '%-22s' "${PROCESS}")
 		printf '%b' "\\n${BLACKB}+ ${WHITE}${PRINTF_PROCESS}${RESET}${BLACKB}= ${YELLOW}RUNNING${RESET}"
 	fi