diff --git a/components/ads-client/src/ffi.rs b/components/ads-client/src/ffi.rs
index a6867514b5..eceaa699f2 100644
--- a/components/ads-client/src/ffi.rs
+++ b/components/ads-client/src/ffi.rs
@@ -157,8 +157,8 @@ impl MozAdsClientBuilder {
         self
     }
 
-    pub fn telemetry(self: Arc<Self>, telemetry: Arc<dyn MozAdsTelemetry>) -> Arc<Self> {
-        self.0.lock().telemetry = Some(telemetry);
+    pub fn telemetry(self: Arc<Self>, telemetry: Box<dyn MozAdsTelemetry>) -> Arc<Self> {
+        self.0.lock().telemetry = Some(Arc::from(telemetry));
         self
     }
 }
diff --git a/components/ads-client/src/ffi/telemetry.rs b/components/ads-client/src/ffi/telemetry.rs
index 55af52db58..70972bf66f 100644
--- a/components/ads-client/src/ffi/telemetry.rs
+++ b/components/ads-client/src/ffi/telemetry.rs
@@ -12,7 +12,7 @@ use crate::http_cache::{CacheOutcome, HttpCacheBuilderError};
 use crate::mars::error::{RecordClickError, RecordImpressionError, ReportAdError};
 use crate::telemetry::Telemetry;
 
-#[uniffi::export(with_foreign)]
+#[uniffi::export(callback_interface)]
 pub trait MozAdsTelemetry: Send + Sync {
     fn record_build_cache_error(&self, label: String, value: String);
     fn record_client_error(&self, label: String, value: String);