diff --git a/packages/public/install.sh b/packages/public/install.sh
index 3dee3bd..28fa2da 100644
--- a/packages/public/install.sh
+++ b/packages/public/install.sh
@@ -40,7 +40,7 @@ fetch_directory_contents() {
   fi
 
   # Extract the response body (JSON content)
-  echo "$response" | head -n -1
+  echo "$response" | sed '$d'
 }
 
 rewrite_path() {
@@ -61,13 +61,13 @@ rewrite_imports() {
   local mode=$2
   local case_option=$3
 
-  sed -i 's|@/ui/components/\([^/]*\)/\1.vue|@/ui/components/\1.vue|g' "$final_path"
+  sed -i '' -e 's|@/ui/components/\([^/]*\)/\1.vue|@/ui/components/\1.vue|g' "$final_path"
 
   if [[ "$mode" == "inertia" ]]; then
     if [[ "$case_option" == "capitalize" ]]; then
       for folder in components composables theme utils types icons keys; do
         capitalized_folder=$(echo "$folder" | sed -E 's/^(.)/\U\1/')
-        sed -i "s|@/ui/$folder|@/UI/$capitalized_folder|g" "$final_path"
+        sed -i '' -e "s|@/ui/$folder|@/UI/$capitalized_folder|g" "$final_path"
       done
     fi
   fi
@@ -164,7 +164,7 @@ download_files() {
     # Manage the job queue
     ((job_count++))
     if ((job_count >= max_jobs)); then
-      wait -n # Wait for at least one job to finish before continuing
+      wait # Wait for all background jobs to finish before continuing
       ((job_count--))
     fi
   done