diff --git a/mediarepo-api/src/types/files.rs b/mediarepo-api/src/types/files.rs
index 45ee684..66110f3 100644
--- a/mediarepo-api/src/types/files.rs
+++ b/mediarepo-api/src/types/files.rs
@@ -36,7 +36,7 @@ pub struct FindFilesRequest {
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
-#[serde(tag = "filter_type")]
+#[serde(tag = "filter_type", content = "filter")]
 pub enum FilterExpression {
     OrExpression(Vec<TagQuery>),
     Query(TagQuery),