diff --git a/sx-open b/sx-open
index 485cc34..bf9cece 100755
--- a/sx-open
+++ b/sx-open
@@ -11,7 +11,7 @@ handle_uri() {
 	local target="$1"
 
 	for h in "${!uri_handlers[@]}"; do
-		grep -oE "${uri_handlers[${h}]}" &>/dev/null <<< "$target" && {
+		[[ "$target" =~ ${uri_handlers[${h}]} ]] && {
 			${h} "$target" &
 			return 0
 		}
@@ -26,7 +26,7 @@ handle_fs_target() {
 	target_mimetype=$(file -ib "$target")
 
 	for m in "${!mime_handlers[@]}"; do
-		grep -oE "${mime_handlers[${m}]}" &>/dev/null <<< "$target_mimetype" && {
+		[[ "$target_mimetype" =~ ${mime_handlers[${m}]} ]] && {
 			${m} "$target" &
 			return 0
 		}