diff --git a/front/components/Content/DsoBrowser.vue b/front/components/Content/DsoBrowser.vue
index 89f61cf..a8b3b9d 100644
--- a/front/components/Content/DsoBrowser.vue
+++ b/front/components/Content/DsoBrowser.vue
@@ -212,13 +212,13 @@ const dsoGeoJson = computed(() => geoJsonDso(listDso))
  */
 const filtersBy = computed(() => {
   return Object.keys(response?.value?.filters || {})
-    .reduce<{[type: string ]: Filters[] }>((acc, key: string) => {
+    .reduce<{[type: string ]: Filters[] }>((acc, key) => {
       if (key !== defaultFilterName.value) {
         acc[key] = response?.value?.filters![key]
       }
 
       return acc;
-    }, { } as any)
+    }, { })
 });
 
 /**
diff --git a/front/types/index.d.ts b/front/types/index.d.ts
index 01f8ce4..2ee5601 100644
--- a/front/types/index.d.ts
+++ b/front/types/index.d.ts
@@ -106,10 +106,10 @@ declare global {
     label: string
   }
   interface Filters {
-    constellation: ValueFilter[],
-    catalog: ValueFilter[],
-    magnitude: ValueFilter[],
-    type: ValueFilter[]
+    constellation: {[type: string ]: ValueFilter[]},
+    catalog: {[type: string ]: ValueFilter[]},
+    magnitude: {[type: string ]: ValueFilter[]},
+    type: {[type: string ]: ValueFilter[]}
   }
 
   interface BrowserResponse {