diff --git a/tests/lint_compose.py b/tests/lint_compose.py
index 0261be10..3255731f 100644
--- a/tests/lint_compose.py
+++ b/tests/lint_compose.py
@@ -1,16 +1,16 @@
-import os
 import glob
 import logging
+import os
+from pathlib import Path
 
 logging.basicConfig(level=logging.INFO)
 current_dir = os.path.dirname(os.path.realpath(__file__))
 repo_dir = os.path.realpath(f"{current_dir}/..")
 
 logging.info("Checking `compose.yaml` files...")
-for filename in glob.glob(f"{repo_dir}/**/compose*.yaml", recursive=True):
+for filename in glob.glob(f"{repo_dir}/*_ws/docker/compose*.yaml"):
     logging.debug(f"Checking: '{filename[len(repo_dir)+1:]}'...")
-    with open(filename, "r") as f:
-        content = f.read()
-        if "version:" in content:
-            # Ref: https://docs.docker.com/compose/compose-file/04-version-and-name/#version-top-level-element-optional
-            raise ValueError(f"`version` should not exist since it's obsolete: '{filename}'")
+    content = Path(filename).read_text()
+    if "version:" in content:
+        # Ref: https://docs.docker.com/compose/compose-file/04-version-and-name/#version-top-level-element-optional
+        raise ValueError(f"`version` should not exist since it's obsolete: '{filename}'")
diff --git a/tests/lint_devcontainer.py b/tests/lint_devcontainer.py
index d0375fa3..f03f38ca 100644
--- a/tests/lint_devcontainer.py
+++ b/tests/lint_devcontainer.py
@@ -9,29 +9,31 @@
 current_dir = os.path.dirname(os.path.realpath(__file__))
 repo_dir = os.path.realpath(f"{current_dir}/..")
 
-template_path = f"{repo_dir}/tests/diff_base/.devcontainer/devcontainer.json"
-template = Path(template_path).read_text().splitlines(keepends=True)
+def compare_file_with_template(filepath, ignored_workspaces=[]):
+    logging.info(f"Checking if '{filepath}' matches the template...")
+    template_path = f"{repo_dir}/tests/diff_base/{filepath}"
+    template = Path(template_path).read_text().splitlines(keepends=True)
+    for filename in glob.glob(f"{repo_dir}/*_ws/{filepath}"):
+        # Skip certain cases intentionally
+        if any(ws in filename for ws in ignored_workspaces):
+            continue
+        logging.debug(f"Checking: '{filename[len(repo_dir)+1:]}'...")
+        content = Path(filename).read_text().splitlines(keepends=True)
+        diff = list(filter(lambda x: x.startswith('- ') or x.startswith('+ '), difflib.ndiff(template, content)))
+        def error(msg, i):
+            diff.insert(i+2, "! <<< Parsing failed before reaching here >>>\n")
+            logging.info('\n' + ''.join(diff))
+            logging.error(msg)
+            raise ValueError(f"'{filepath}' does not match the template: '{filename}'")
+        i = 0
+        while i < len(diff):
+            if i+1 >= len(diff):
+                error("Odd lines", i)
+            if not diff[i].startswith('- ') or not diff[i+1].startswith('+ '):
+                error("Expected no line deletion and addition", i)
+            regexp = "^" + re.escape(diff[i][1:]).replace('PLACEHOLDER', '.*') + "$"
+            if not re.match(regexp, diff[i+1][1:]):
+                error("Expected line deletion and addition to differ only in the placeholder", i)
+            i += 2
 
-logging.info("Checking if `devcontainer.json` matches the template...")
-for filename in glob.glob(f"{repo_dir}/**/.devcontainer/devcontainer.json", recursive=True):
-    # Skip certain cases intentionally
-    if "ros1_bridge_ws" in filename:
-        continue
-    logging.debug(f"Checking: '{filename[len(repo_dir)+1:]}'...")
-    content = Path(filename).read_text().splitlines(keepends=True)
-    diff = list(filter(lambda x: x.startswith('- ') or x.startswith('+ '), difflib.ndiff(template, content)))
-    def error(msg, i):
-        diff.insert(i+2, "! <<< Parsing failed before reaching here >>>\n")
-        logging.info('\n' + ''.join(diff))
-        logging.error(msg)
-        raise ValueError(f"devcontainer.json does not match the template: '{filename}'")
-    i = 0
-    while i < len(diff):
-        if i+1 >= len(diff):
-            error("Odd lines", i)
-        if not diff[i].startswith('- ') or not diff[i+1].startswith('+ '):
-            error("Expected no line deletion and addition", i)
-        regexp = "^" + re.escape(diff[i][1:]).replace('PLACEHOLDER', '.*') + "$"
-        if not re.match(regexp, diff[i+1][1:]):
-            error("Expected line deletion and addition to differ only in the placeholder", i)
-        i += 2
+compare_file_with_template(".devcontainer/devcontainer.json", ["ros1_bridge_ws"])
diff --git a/tests/lint_filenames.py b/tests/lint_filenames.py
index 219a2ea2..d307fb29 100644
--- a/tests/lint_filenames.py
+++ b/tests/lint_filenames.py
@@ -1,6 +1,6 @@
-import os
 import glob
 import logging
+import os
 
 logging.basicConfig(level=logging.INFO)
 current_dir = os.path.dirname(os.path.realpath(__file__))
diff --git a/tests/lint_workflows.py b/tests/lint_workflows.py
index 4e5544bc..36a29285 100644
--- a/tests/lint_workflows.py
+++ b/tests/lint_workflows.py
@@ -1,16 +1,16 @@
-import os
 import glob
 import logging
+import os
+from pathlib import Path
 
 logging.basicConfig(level=logging.INFO)
 current_dir = os.path.dirname(os.path.realpath(__file__))
 repo_dir = os.path.realpath(f"{current_dir}/..")
 
 logging.info("Checking if `master` branch is accidentally used in github workflows...")
-for filename in glob.glob(f"{repo_dir}/.github/workflows/*.yaml", recursive=True):
+for filename in glob.glob(f"{repo_dir}/.github/workflows/*.yaml"):
     logging.debug(f"Checking: '{filename[len(repo_dir)+1:]}'...")
-    with open(filename, "r") as f:
-        content = f.read()
-        if "master" in content:
-            # Ref: https://github.com/j3soon/ros2-essentials/pull/44#pullrequestreview-2251404984
-            raise ValueError(f"`master` should not exist since it's obsolete: '{filename}'")
+    content = Path(filename).read_text()
+    if "master" in content:
+        # Ref: https://github.com/j3soon/ros2-essentials/pull/44#pullrequestreview-2251404984
+        raise ValueError(f"`master` should not exist since it's obsolete: '{filename}'")