diff --git a/tools/test_apps/system/unicore_bootloader/app_test.py b/tools/test_apps/system/unicore_bootloader/app_test.py
index 1ce9a2dd08..438aa825e3 100644
--- a/tools/test_apps/system/unicore_bootloader/app_test.py
+++ b/tools/test_apps/system/unicore_bootloader/app_test.py
@@ -8,15 +8,14 @@ import ttfw_idf
 @ttfw_idf.idf_custom_test(env_tag='Example_GENERIC', group='test-apps', target=['esp32', 'esp32s3'])
 def test_multicore_app_and_unicore_bootloader(env, _):  # type: (Any, Any) -> None
     dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='multicore_cfg')
-    print('Using binary path: {}'.format(dut.app.binary_path))
     dut.start_app()
     dut.expect('Multicore bootloader')
     dut.expect('Multicore app')
     dut.expect('App is running')
+    env.close_dut(dut.name)
 
-    another_build_path = dut.app.binary_path.replace('multicore_cfg', 'unicore_cfg')
-    print('Using binary from another_build_path: {}'.format(another_build_path))
-    dut.bootloader_flash(another_build_path)
+    dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='unicore_cfg')
+    dut.bootloader_flash()
     dut.expect('Unicore bootloader')
     dut.expect('Multicore app')
     dut.expect('App is running')
@@ -25,14 +24,14 @@ def test_multicore_app_and_unicore_bootloader(env, _):  # type: (Any, Any) -> No
 @ttfw_idf.idf_custom_test(env_tag='Example_GENERIC', group='test-apps', target=['esp32', 'esp32s3'])
 def test_unicore_app_and_multicore_bootloader(env, _):  # type: (Any, Any) -> None
     dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='unicore_cfg')
-    print('Using binary path: {}'.format(dut.app.binary_path))
+    dut.start_app()
     dut.expect('Unicore bootloader')
     dut.expect('Unicore app')
     dut.expect('App is running')
+    env.close_dut(dut.name)
 
-    another_build_path = dut.app.binary_path.replace('unicore_cfg', 'multicore_cfg')
-    print('Using binary from another_build_path: {}'.format(another_build_path))
-    dut.bootloader_flash(another_build_path)
+    dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='multicore_cfg')
+    dut.bootloader_flash()
     dut.expect('Multicore bootloader')
     dut.expect('Unicore app')
     dut.expect('App is running')