diff --git a/git_hooks/common.py b/git_hooks/common.py
index 9097e79..03076c9 100644
--- a/git_hooks/common.py
+++ b/git_hooks/common.py
@@ -34,17 +34,18 @@
 teams: list[str] = [
     "T",
     "L2",
-    "DAE"
+    "DAE",
+    "PDEV"
 ]
 linear_ref: str = (
     "(?:"
     f"{'|'.join(t for t in teams)}"
     "|"
-    r"[A-Z]{3}"
+    r"[A-Z]{1,4}"
     "|"
     f"{'|'.join(t.lower() for t in teams)}"
     "|"
-    r"[a-z]{3}"
+    r"[a-z]{1,4}"
     ")-[0-9]{1,5}"
 )
 valid_commit_regex: str = (
diff --git a/git_hooks/test_commit_msg.py b/git_hooks/test_commit_msg.py
index 27c1a93..17946f9 100644
--- a/git_hooks/test_commit_msg.py
+++ b/git_hooks/test_commit_msg.py
@@ -9,7 +9,7 @@
     [
         ("T-5482/feat: Amazing new feature", 0),
         ("feat: Amazing new feature", 1),
-        ("X-5482/feat: Amazing new feature", 1),
+        ("X-5482/feat: Amazing new feature", 0),
         ("X-5482/Amazing new feature", 1),
     ],
 )
diff --git a/git_hooks/test_common.py b/git_hooks/test_common.py
index 9bdf8cb..8e4ce3f 100644
--- a/git_hooks/test_common.py
+++ b/git_hooks/test_common.py
@@ -27,6 +27,7 @@ def test_commit_type_regex(commit_type: str):
         "xyz-1234",
         "T-1",
         "L2-99999",
+        "PDEV-1234",
     ],
 )
 def test_linear_ref(issue: str):
@@ -42,6 +43,7 @@ def test_linear_ref(issue: str):
         "xyz-1234/docs: ",
         "T-1/style: ",
         "L2-99999/test: ",
+        "PDEV-1234/feat: ",
     ],
 )
 def test_valid_commit_regex(commit: str):
@@ -91,6 +93,7 @@ def test_commit_msg_title_regex(commit_msg: str):
         "xyz-1234/docs: add something",
         "T-1/style add something",
         "L2-99999/test: add something",
+        "PDEV-1234/feat: add something",
     ],
 )
 def test_commit_msg_issue_regex(commit_msg: str):
@@ -108,6 +111,7 @@ def test_commit_msg_issue_regex(commit_msg: str):
         "xyz-1234",
         "T-1",
         "L2-99999",
+        "PDEV-1234",
     ],
 )
 def test_issue_regex(issue: str):