2 files changed, 3 insertions, 3 deletions
diff --git a/packages/taler-wallet-core/src/util/http.ts b/packages/taler-wallet-core/src/util/http.ts
index 0489f920b..118da40fe 100644
--- a/packages/taler-wallet-core/src/util/http.ts
+++ b/packages/taler-wallet-core/src/util/http.ts
@@ -68,7 +68,7 @@ export interface HttpRequestOptions {
    */
   cancellationToken?: CancellationToken;
 
-  body?: string | ArrayBuffer | ArrayBufferView;
+  body?: string | ArrayBuffer | Object;
 }
 
 /**
diff --git a/packages/taler-wallet-core/src/util/timer.ts b/packages/taler-wallet-core/src/util/timer.ts
index 8ec1a25f8..d198e03c9 100644
--- a/packages/taler-wallet-core/src/util/timer.ts
+++ b/packages/taler-wallet-core/src/util/timer.ts
@@ -53,7 +53,7 @@ class IntervalHandle {
    * only event left.  Has no effect in the browser.
    */
   unref(): void {
-    if (typeof this.h === "object") {
+    if (typeof this.h === "object" && "unref" in this.h) {
       this.h.unref();
     }
   }
@@ -71,7 +71,7 @@ class TimeoutHandle {
    * only event left.  Has no effect in the browser.
    */
   unref(): void {
-    if (typeof this.h === "object") {
+    if (typeof this.h === "object" && "unref" in this.h) {
       this.h.unref();
     }
   }