diff --git a/bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/threading/ThreadsafeTimers.java b/bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/threading/ThreadsafeTimers.java
index 2f45a650112c9..d82686e20c81b 100644
--- a/bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/threading/ThreadsafeTimers.java
+++ b/bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/threading/ThreadsafeTimers.java
@@ -100,20 +100,6 @@ public Timer createTimer(@Nullable String identifier, ZonedDateTime instant, Run
      *         <code>clearTimeout()</code> to cancel the timeout.
      */
     public long setTimeout(Runnable callback, Long delay) {
-        return setTimeout(callback, delay, new Object());
-    }
-
-    /**
-     * <a href="https://developer.mozilla.org/en-US/docs/Web/API/setTimeout"><code>setTimeout()</code></a> polyfill.
-     * Sets a timer which executes a given function once the timer expires.
-     *
-     * @param callback function to run after the given delay
-     * @param delay time in milliseconds that the timer should wait before the callback is executed
-     * @param args
-     * @return Positive integer value which identifies the timer created; this value can be passed to
-     *         <code>clearTimeout()</code> to cancel the timeout.
-     */
-    public long setTimeout(Runnable callback, Long delay, @Nullable Object... args) {
         long id = lastId.incrementAndGet();
         ScheduledCompletableFuture<Object> future = scheduler.schedule(() -> {
             lock.lock();
@@ -153,20 +139,6 @@ public void clearTimeout(long timeoutId) {
      *         <code>clearInterval()</code> to cancel the interval.
      */
     public long setInterval(Runnable callback, Long delay) {
-        return setInterval(callback, delay, new Object());
-    }
-
-    /**
-     * <a href="https://developer.mozilla.org/en-US/docs/Web/API/setInterval"><code>setInterval()</code></a> polyfill.
-     * Repeatedly calls a function with a fixed time delay between each call.
-     *
-     * @param callback function to run
-     * @param delay time in milliseconds that the timer should delay in between executions of the callback
-     * @param args
-     * @return Numeric, non-zero value which identifies the timer created; this value can be passed to
-     *         <code>clearInterval()</code> to cancel the interval.
-     */
-    public long setInterval(Runnable callback, Long delay, @Nullable Object... args) {
         long id = lastId.incrementAndGet();
         ScheduledCompletableFuture<Object> future = scheduler.schedule(() -> {
             lock.lock();
diff --git a/bundles/org.openhab.automation.jsscripting/src/main/resources/node_modules/@jsscripting-globals.js b/bundles/org.openhab.automation.jsscripting/src/main/resources/node_modules/@jsscripting-globals.js
index 444955f0d0cbc..53750484d19ac 100644
--- a/bundles/org.openhab.automation.jsscripting/src/main/resources/node_modules/@jsscripting-globals.js
+++ b/bundles/org.openhab.automation.jsscripting/src/main/resources/node_modules/@jsscripting-globals.js
@@ -163,9 +163,13 @@
 
   // Polyfill common NodeJS functions onto the global object
   globalThis.console = console;
-  globalThis.setTimeout = ThreadsafeTimers.setTimeout;
+  globalThis.setTimeout = function (functionRef, delay, ...args) {
+    ThreadsafeTimers.setTimeout(() => functionRef(...args), delay);
+  };
   globalThis.clearTimeout = ThreadsafeTimers.clearTimeout;
-  globalThis.setInterval = ThreadsafeTimers.setInterval;
+  globalThis.setInterval = function (functionRef, delay, ...args) {
+    ThreadsafeTimers.setInterval(() => functionRef(...args), delay);
+  };
   globalThis.clearInterval = ThreadsafeTimers.clearInterval;
 
   // Support legacy NodeJS libraries