diff --git a/src/modules/ad/core/application/types/margin-durations.ts b/src/modules/ad/core/application/types/margin-durations.ts
deleted file mode 100644
index 8e09329..0000000
--- a/src/modules/ad/core/application/types/margin-durations.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-export type MarginDurations = {
-  mon?: number;
-  tue?: number;
-  wed?: number;
-  thu?: number;
-  fri?: number;
-  sat?: number;
-  sun?: number;
-};