diff --git a/api-client/src/calibration/types.ts b/api-client/src/calibration/types.ts
index 645f904d45bf..2a008f1997f5 100644
--- a/api-client/src/calibration/types.ts
+++ b/api-client/src/calibration/types.ts
@@ -8,7 +8,7 @@ export interface PipOffsetDeletionParams {
 
 export interface TipLengthDeletionParams {
   calType: 'tipLength'
-  tiprack_hash: string
+  tiprack_uri: string
   pipette_id: string
 }
 export type DeleteCalRequestParams =