diff --git a/install/sample_db.py b/install/sample_db.py
index ec5f0546..012d9c1d 100644
--- a/install/sample_db.py
+++ b/install/sample_db.py
@@ -7,7 +7,6 @@
 
 sys.path.append(path.dirname(path.dirname(path.abspath(__file__))))
 
-
 def run():
     from database import create_session
     from mod_auth.models import User
@@ -50,8 +49,8 @@ def run():
     entries.append(gen_data)
 
     regression_test_output = [
-        RegressionTestOutput(1, "test1", "srt", "test1.srt"),
-        RegressionTestOutput(2, "test2", "srt", "test2.srt")
+        RegressionTestOutput(1, "test1", ".srt", "test1.srt"),
+        RegressionTestOutput(2, "test2", ".srt", "test2.srt")
     ]
     entries.extend(regression_test_output)
 
@@ -63,5 +62,4 @@ def run():
             print("Entry already exists!", entry, flush=True)
             db.rollback()
 
-
 run()
diff --git a/migrations/versions/eb7303e132c0_add_xmltv_regression_test.py b/migrations/versions/eb7303e132c0_add_xmltv_regression_test.py
new file mode 100644
index 00000000..38c0c1f1
--- /dev/null
+++ b/migrations/versions/eb7303e132c0_add_xmltv_regression_test.py
@@ -0,0 +1,99 @@
+"""add_xmltv_regression_test
+
+Revision ID: eb7303e132c0
+Revises: 7793881905c5
+Create Date: 2026-01-06 21:43:46.009899
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'eb7303e132c0'
+down_revision = '7793881905c5'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    conn = op.get_bind()
+
+    # 1. Check if the XMLTV regression test already exists
+    existing_test = conn.execute(
+        sa.text(
+            "SELECT id FROM regression_test "
+            "WHERE sample_id = 187 AND command = '--xmltv=1 --out=null'"
+        )
+    ).fetchone()
+
+    if existing_test is not None:
+        # Already present, nothing to do
+        return
+
+    # 2. Insert regression test
+    conn.execute(
+        sa.text(
+            """
+            INSERT INTO regression_test
+                (sample_id, command, input_type, output_type, expected_rc, active)
+            VALUES
+                (187, '--xmltv=1 --out=null', 'file', 'null', 5, 0)
+            """
+        )
+    )
+
+    # 3. Fetch newly created test id
+    test_id = conn.execute(
+        sa.text(
+            "SELECT id FROM regression_test "
+            "WHERE sample_id = 187 AND command = '--xmltv=1 --out=null'"
+        )
+    ).fetchone()[0]
+
+    # 4. Insert expected XMLTV output (exit-code based validation)
+    conn.execute(
+        sa.text(
+            """
+            INSERT INTO regression_test_output
+                (regression_id, correct, correct_extension, expected_filename, ignore_parse_errors)
+            VALUES
+                (:test_id, 'ch29FullTS', '.xml', '', 1)
+            """
+        ),
+        {"test_id": test_id},
+    )
+
+
+
+def downgrade():
+    conn = op.get_bind()
+
+    test_row = conn.execute(
+
+        sa.text(
+            "SELECT id FROM regression_test "
+            "WHERE sample_id = 187 AND command = '--xmltv=1 --out=null'"
+        )
+    ).fetchone()
+
+    if test_row is None:
+        return
+
+    test_id = test_row[0]
+
+    # Remove output first (FK dependency)
+    conn.execute(
+        sa.text(
+            "DELETE FROM regression_test_output WHERE regression_id = :test_id"
+        ),
+        {"test_id": test_id},
+    )
+
+    # Remove regression test
+    conn.execute(
+        sa.text(
+            "DELETE FROM regression_test WHERE id = :test_id"
+        ),
+        {"test_id": test_id},
+    )
diff --git a/tests/base.py b/tests/base.py
index f15c81ab..174333ec 100644
--- a/tests/base.py
+++ b/tests/base.py
@@ -347,6 +347,7 @@ def setUp(self):
 
         categories[0].regression_tests.append(regression_tests[0])
         categories[2].regression_tests.append(regression_tests[1])
+
         regression_test_outputs = [
             RegressionTestOutput(1, "sample_out1", ".srt", ""),
             RegressionTestOutput(2, "sample_out2", ".srt", "")