diff --git a/scripts/pmr_nrf53.txt b/scripts/pmr_nrf53.txt
index af2460e6..0b1a39e7 100644
--- a/scripts/pmr_nrf53.txt
+++ b/scripts/pmr_nrf53.txt
@@ -53,4 +53,3 @@
 +-------------------------------------------+
 | 0x21000000: sram_primary (0x10000 - 64kB) |
 +-------------------------------------------+
-
diff --git a/tests/on_target/tests/test_fota.py b/tests/on_target/tests/test_fota.py
index f670333e..0d260da8 100644
--- a/tests/on_target/tests/test_fota.py
+++ b/tests/on_target/tests/test_fota.py
@@ -79,17 +79,20 @@ def _run_fota(bundleId, fota_type, fotatimeout=APP_FOTA_TIMEOUT, test_fota_resum
 @pytest.mark.dut1
 @pytest.mark.fota
 def test_app_fota(t91x_board, hex_file, run_fota_fixture):
-    # Get latest app fota bundle
+    # Get latest APP fota bundle
     results = t91x_board.fota.get_fota_bundles()
     if not results:
         pytest.fail("Failed to get APP FOTA bundles")
     available_bundles = results["bundles"]
     logger.debug(f"Number of available bundles: {len(available_bundles)}")
-    latest_bundle = available_bundles[0]
+    app_bundles = [bundle for bundle in available_bundles if "APP" in bundle["bundleId"]]
+    if not app_bundles:
+        pytest.fail("No APP FOTA bundles found")
+    latest_app_bundle = app_bundles[0]
 
-    logger.debug(f"Latest bundle: {latest_bundle}")
+    logger.debug(f"Latest APP bundle: {latest_app_bundle}")
 
-    run_fota_fixture(bundleId=latest_bundle["bundleId"], fota_type="app", test_fota_resumption=True)
+    run_fota_fixture(bundleId=latest_app_bundle["bundleId"], fota_type="app", test_fota_resumption=True)
 
 
 @pytest.mark.dut1
diff --git a/tests/on_target/tests/test_serial_dfu.py b/tests/on_target/tests/test_serial_dfu.py
index a372c2ba..775e0014 100644
--- a/tests/on_target/tests/test_serial_dfu.py
+++ b/tests/on_target/tests/test_serial_dfu.py
@@ -124,8 +124,8 @@ def test_dfu(t91x_dfu):
 
     t91x_dfu.uart.start()
 
-    # Look for correct mcuboot firmware version
-    expected_lines = ["Firmware version 3", "Zephyr OS"]
+    # Look for correct firmware version
+    expected_lines = ["Attempting to boot slot 1", "Firmware version 3", "*** Booting Hello, nRF Cloud"]
     for _ in range(3):
         try:
             # reset nrf91
@@ -171,7 +171,7 @@ def test_dfu(t91x_dfu):
         raise Exception("Failed to perform nRF53 BL DFU after 3 attempts.")
 
     results = dfu_device(NRF53_BL_UPDATE_ZIP, serial=CONNECTIVITY_BRIDGE_UART, check_53_version=True)
-    # assert mcuboot slot 1 has correct version number 2
-    assert "S1: 2" in results
+    # assert mcuboot slot 1 has correct version number 3
+    assert "S1: 3" in results
 
     logger.info("nRF53 DFU successful")