diff --git a/src/client.rs b/src/client.rs
index 6d55299..c423b17 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -69,7 +69,7 @@ impl<'a> Client<'a> {
     pub async fn list_posts(
         &mut self,
         limit: Option<u16>,
-        tags: Option<Vec<String>>,
+        tags: Option<String>,
         page: Option<u32>,
     ) -> Result<Vec<Post>> {
         let res = self.list_posts_raw(limit, tags, page).await?;