diff --git a/src/d3chart.ts b/src/d3chart.ts
index 15f8d3f..b08dd15 100644
--- a/src/d3chart.ts
+++ b/src/d3chart.ts
@@ -3,7 +3,7 @@ import prettyBytes from "pretty-bytes";
 import { v4 as uuidv4 } from "uuid";
 import pSBC from "shade-blend-color";
 
-const depthmap = {
+const depthmap: any = {
   0: 0,
   1: -0.2,
   2: -0.35,
diff --git a/src/index.d.ts b/src/index.d.ts
index 54cc8f6..daa7233 100644
--- a/src/index.d.ts
+++ b/src/index.d.ts
@@ -1,4 +1,6 @@
 declare module "mongoid-js";
+declare module "shade-blend-color";
+
 interface DiskItem {
   id: string;
   name: string;