diff --git a/packages/common/src/block.ts b/packages/common/src/block.ts
index e15941b..693e8c8 100644
--- a/packages/common/src/block.ts
+++ b/packages/common/src/block.ts
@@ -1,4 +1,4 @@
-import { Maybe, Types } from '@dotstats/common';
+import { Types } from '@dotstats/common';
 
 export function blockAverage(blockTimes: Array<number>): Types.Milliseconds {
   let count = 0;