diff --git a/backend/src/graphql/model/GdtEntryList.ts b/backend/src/graphql/model/GdtEntryList.ts
index 0329e4182..7c4bffb5a 100644
--- a/backend/src/graphql/model/GdtEntryList.ts
+++ b/backend/src/graphql/model/GdtEntryList.ts
@@ -28,6 +28,6 @@ export class GdtEntryList {
   @Field(() => Float)
   gdtSum: number
 
-  @Field(() => Int)
+  @Field(() => Float)
   timeUsed: number
 }