diff --git a/msedge-updater b/msedge-updater
index f8c68f3..0f16ad5 100755
--- a/msedge-updater
+++ b/msedge-updater
@@ -302,8 +302,8 @@ log "DEBUG" "There is a more recent release of Microsoft Edge ($edge_channel) av
 [[ ! $quiet -eq 0 ]] && >&2 echo "Identified a new release of Microsoft Edge ($edge_channel) [Current: v$current_version. New: v$release_version]. Starting the download and installation process..."
 
 ## check if msedge process is already running
-is_running=$(ps -aux | grep -oc "msedge-$edge_channel")
-if [[ $is_running -gt 1 ]] ; then
+is_running="$(pidof msedge | xargs ps -ocmd -p | grep -m1 "msedge-$edge_channel")"
+if [[ ! -z "$is_running" ]] ; then
 	log "DEBUG" "Identified running processes for msedge. Determining how script should handle process..." "$log_file"
 	if [[ ! $yes_flag -eq 0 ]] ; then
 		echo -n "Microsoft Edge ($edge_channel) is already open. To continue update, the browser must be closed. Are you sure you wish to proceed? [(Y)es/No]: " && read -n 1 choice ; echo