diff --git a/web/media_handler.go b/web/media_handler.go
index 71271d2..6074ca6 100644
--- a/web/media_handler.go
+++ b/web/media_handler.go
@@ -23,6 +23,7 @@ func (h *MediaHandler) Handle(c *fiber.Ctx) error {
 		return err
 	}
 	binary, err := h.binaryService.FindById(id)
+	c.Set("Content-Type", binary.Mime())
 	if err != nil {
 		return err
 	}