diff --git a/utils/common b/utils/common
index 7f8b013..45b7998 100755
--- a/utils/common
+++ b/utils/common
@@ -59,7 +59,7 @@ function restore_files {
 	local log_out=$(realpath "${0%/*}/.log.1")
 	[[ -e $1 ]] && log "ERROR" "Restore function was called without any arguments." "$log_out"
 	local backup_file="/tmp/microsoft-edge-autoupdater/$(echo $1 | sed 's/\//_/').tar.gz"
-	[[ -f "$backup_file" ]] && { log "ERROR" "There is no backup of Microsoft Edge (Beta) identified. Restoration not possible." "$log_out" ; return 12 ; }
+	[[ ! -f "$backup_file" ]] && { log "ERROR" "There is no backup of Microsoft Edge (Beta) identified. Restoration not possible." "$log_out" ; return 12 ; }
 	tar -xzf "$backup_file" "/" > "/tmp/microsoft-edge-autoupdater/tar_dump.log" 2>>"$log_out"
 	exit_code=$?
 	[[ ! $exit_code -eq 0 ]] && { log "ERROR" "There was an issue restoring pervious files to system." \