diff --git a/libs/common/src/services/api.service.ts b/libs/common/src/services/api.service.ts
index 4aceda36b5..5776348816 100644
--- a/libs/common/src/services/api.service.ts
+++ b/libs/common/src/services/api.service.ts
@@ -1212,8 +1212,10 @@ export class ApiService implements ApiServiceAbstraction {
   }
 
   async getKnownDevice(email: string, deviceIdentifier: string): Promise<boolean> {
-    const path = `/devices/knowndevice/${email}/${deviceIdentifier}`;
-    const r = await this.send("GET", path, null, false, true);
+    const r = await this.send("GET", "/devices/knowndevice", null, false, true, null, (headers) => {
+      headers.set("X-Device-Identifier", deviceIdentifier);
+      headers.set("X-Request-Email", Utils.fromUtf8ToUrlB64(email));
+    });
     return r as boolean;
   }