diff --git a/tests/micro/zephyr/test_zephyr.py b/tests/micro/zephyr/test_zephyr.py
index a1a1805d9acf1..14e250c3a44ec 100644
--- a/tests/micro/zephyr/test_zephyr.py
+++ b/tests/micro/zephyr/test_zephyr.py
@@ -210,9 +210,7 @@ def test_relay(temp_dir, platform, west_cmd, tvm_debug):
     with tvm.transform.PassContext(opt_level=3, config={"tir.disable_vectorize": True}):
         mod = tvm.relay.build(func, target=target)
 
-    with _make_session(
-        temp_dir, zephyr_board, west_cmd, mod, build_config
-    ) as session:
+    with _make_session(temp_dir, zephyr_board, west_cmd, mod, build_config) as session:
         graph_mod = tvm.micro.create_local_graph_executor(
             mod.get_graph_json(), session.get_system_lib(), session.device
         )
@@ -255,9 +253,7 @@ def test_onnx(temp_dir, platform, west_cmd, tvm_debug):
         lowered = relay.build(relay_mod, target, params=params)
         graph = lowered.get_graph_json()
 
-    with _make_session(
-        temp_dir, zephyr_board, west_cmd, lowered, build_config
-    ) as session:
+    with _make_session(temp_dir, zephyr_board, west_cmd, lowered, build_config) as session:
         graph_mod = tvm.micro.create_local_graph_executor(
             graph, session.get_system_lib(), session.device
         )
@@ -284,9 +280,7 @@ def check_result(
     with tvm.transform.PassContext(opt_level=3, config={"tir.disable_vectorize": True}):
         mod = tvm.relay.build(relay_mod, target=target)
 
-    with _make_session(
-        temp_dir, zephyr_board, west_cmd, mod, build_config
-    ) as session:
+    with _make_session(temp_dir, zephyr_board, west_cmd, mod, build_config) as session:
         rt_mod = tvm.micro.create_local_graph_executor(
             mod.get_graph_json(), session.get_system_lib(), session.device
         )
diff --git a/tests/micro/zephyr/test_zephyr_aot.py b/tests/micro/zephyr/test_zephyr_aot.py
index 1d08a3c5f916d..06250253dee70 100644
--- a/tests/micro/zephyr/test_zephyr_aot.py
+++ b/tests/micro/zephyr/test_zephyr_aot.py
@@ -47,9 +47,7 @@
 PLATFORMS = conftest.PLATFORMS
 
 
-def _build_project(
-    temp_dir, zephyr_board, west_cmd, mod, build_config, extra_files_tar=None
-):
+def _build_project(temp_dir, zephyr_board, west_cmd, mod, build_config, extra_files_tar=None):
     template_project_dir = (
         pathlib.Path(__file__).parent
         / ".."