diff --git a/test/system/zephyr/CMakeLists.txt b/test/system/zephyr/CMakeLists.txt
index 9a94736..14b792c 100644
--- a/test/system/zephyr/CMakeLists.txt
+++ b/test/system/zephyr/CMakeLists.txt
@@ -1,6 +1,5 @@
 collect (PROJECT_LIB_TESTS main.c)
 collect (PROJECT_LIB_TESTS alloc.c)
-collect (PROJECT_LIB_TESTS irq.c)
 collect (PROJECT_LIB_TESTS mutex.c)
 collect (PROJECT_LIB_TESTS atomic.c)
 
diff --git a/test/system/zephyr/irq.c b/test/system/zephyr/irq.c
deleted file mode 100644
index a1d9f1f..0000000
--- a/test/system/zephyr/irq.c
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (c) 2016, Xilinx Inc. and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdlib.h>
-#include <errno.h>
-
-/* We need to find the internal MAX_IRQS limit */
-/* Could be retrieved from platform specific files in the future */
-#define METAL_INTERNAL
-
-#include <metal/irq.h>
-#include <metal/list.h>
-#include <metal/log.h>
-#include <metal/sys.h>
-#include <metal/utilities.h>
-#include "metal-test-internal.h"
-
-static int irq_handler(int irq, void *priv)
-{
-	(void)irq;
-	(void)priv;
-
-	return 0;
-}
-
-static int irq_handler2(int irq, void *priv)
-{
-	(void)irq;
-	(void)priv;
-
-	return 0;
-}
-
-static int irq(void)
-{
-	int rc = 0;
-	char *err_msg="";
-	enum metal_log_level mll= metal_get_log_level();
-
-	/* Do not show LOG_ERROR or LOG_DEBUG for expected fail case */
-	metal_set_log_level(METAL_LOG_CRITICAL);
-
-	rc = metal_irq_register(1, irq_handler, 0, (void *)1);
-	if (rc) {
-		err_msg = "register irq 0 fail drv_id 1\n";
-		goto out;
-	}
-	rc = metal_irq_register(2, irq_handler, 0, (void *)1);
-	if (rc) {
-		err_msg = "register irq 1 fail drv_id 1\n";
-		goto out;
-	}
-	rc = metal_irq_register(2, irq_handler2, 0, (void *)2);
-	if (rc == 0) {
-		err_msg = "expect 2nd register irq 1 fail, but succeeded\n";
-		goto out;
-	}
-
-	metal_irq_unregister(1);
-	rc = metal_irq_register(1, irq_handler, 0, (void *)1);
-	if (rc) {
-		err_msg = "register irq 0 after unregistering failed\n";
-		goto out;
-	}
-	metal_irq_unregister(1);
-	metal_irq_unregister(2);
-
-	return 0;
-out:
-	metal_set_log_level(mll);
-	if ((err_msg[0] != '\0') && (!rc))
-		rc = -EINVAL;
-	if (rc) metal_log(METAL_LOG_ERROR, "%s", err_msg);
-	return rc;
-}
-
-METAL_ADD_TEST(irq);
diff --git a/test/system/zephyr/main.c b/test/system/zephyr/main.c
index a224b5b..c2bfab5 100644
--- a/test/system/zephyr/main.c
+++ b/test/system/zephyr/main.c
@@ -67,7 +67,6 @@ void metal_test_add_functions()
 {
 	metal_test_add_alloc();
 	metal_test_add_atomic();
-	metal_test_add_irq();
 	metal_test_add_mutex();
 }