diff --git a/zet b/zet
index 08e0e0a..c65153b 100755
--- a/zet
+++ b/zet
@@ -168,7 +168,7 @@ run_git_command() {
 }
 
 search_zets() {
-  grep --recursive --ignore-case --files-with-matches --exclude-dir=.git "$*" "$ZET_DIR" | while read -r file; do
+  find "$ZET_DIR" -type f -name "index.adoc" -exec grep --files-with-matches --ignore-case "$*" {} + | while read -r file; do
     id="$(get_zet_id_from_filepath "$file")"
     title=$(head -1 "$file" | sed 's/^= //' | sed 's/# //')