diff --git a/packages/common/dataCache/DistributedCache/deleteKeys.ts b/packages/common/dataCache/DistributedCache/deleteKeys.ts
index 97aa45b4d..21fc15fca 100644
--- a/packages/common/dataCache/DistributedCache/deleteKeys.ts
+++ b/packages/common/dataCache/DistributedCache/deleteKeys.ts
@@ -15,6 +15,7 @@ export async function deleteKeys(keys: string[], opts?: { fuzzy?: boolean }) {
       method: "DELETE",
       cache: "no-cache",
       headers: {
+        "Content-Type": "application/json",
         "x-api-key": API_KEY,
       },
       body: JSON.stringify({ keys, fuzzy: opts?.fuzzy ?? false }),