diff --git a/pages/search.tsx b/pages/search.tsx
index 7948d11..c17c383 100644
--- a/pages/search.tsx
+++ b/pages/search.tsx
@@ -39,7 +39,16 @@ export default function Search(props: any) {
 export async function getServerSideProps(context: any) {
   if (context.query.q) {
     const tags = (context.query.q.split(',')).map((tag: string) => tag.trim())
-    const images = await db_ops.image_ops.find_images_by_tags(tags)
+    const include_tags=[]
+    const exclude_tags=[]
+    for(const tag of tags){
+      if(tag[0]==='-'){
+       exclude_tags.push(tag.slice(1))
+      }else{
+       include_tags.push(tag)
+      }
+    }
+    const images = await db_ops.image_ops.find_images_by_tags(include_tags,exclude_tags)
     const images_on_page = 30
     const photos = []
     let page;
diff --git a/server/helpers/db_ops.ts b/server/helpers/db_ops.ts
index 08d6773..9963914 100644
--- a/server/helpers/db_ops.ts
+++ b/server/helpers/db_ops.ts
@@ -135,8 +135,13 @@ async function get_all_images(){
     return imgs
 }
 
-async function find_images_by_tags(tags:Array<string>){
-    const imgs = findDocuments("images", {tags:{$all:tags}})
+async function find_images_by_tags(include_tags:Array<string>,exclude_tags:Array<string>){
+    console.log(include_tags)
+    console.log(exclude_tags)
+    const imgs = findDocuments("images", { $and: [
+        { tags: { $all: include_tags } }, 
+        { tags: { $not: { $all: exclude_tags }}}
+    ] })
     return imgs
 }
 async function find_image_by_sha512(hash:string){