From 59105925cd45f813f1238ab6912ea724b4fb8942 Mon Sep 17 00:00:00 2001
From: Martin Hoefling <martinhoefling@users.noreply.github.com>
Date: Sun, 20 Sep 2026 13:46:50 +0200
Subject: [PATCH] Bump knx-telegram-store to 0.14.0 (#182758)

---
 homeassistant/components/knx/manifest.json |  2 +-
 homeassistant/components/knx/telegrams.py  |  5 +++++
 requirements_all.txt                       |  2 +-
 tests/components/knx/test_telegrams.py     | 16 ++++++++++++++++
 4 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/homeassistant/components/knx/manifest.json b/homeassistant/components/knx/manifest.json
index 11d9cab56322..616ac8682a5e 100644
--- a/homeassistant/components/knx/manifest.json
+++ b/homeassistant/components/knx/manifest.json
@@ -14,7 +14,7 @@
     "xknx==3.20.0",
     "xknxproject==3.10.0",
     "knx-frontend==2026.9.4.63549",
-    "knx-telegram-store[sqlite,postgres]==0.11.2"
+    "knx-telegram-store[sqlite,postgres]==0.14.0"
   ],
   "single_config_entry": true
 }
diff --git a/homeassistant/components/knx/telegrams.py b/homeassistant/components/knx/telegrams.py
index 31997bf1be9f..0afcea0ed37f 100644
--- a/homeassistant/components/knx/telegrams.py
+++ b/homeassistant/components/knx/telegrams.py
@@ -142,6 +142,11 @@ class Telegrams:
                 retention_days=self.retention_days,
                 flush_interval=FLUSH_INTERVAL_SECONDS_SQLITE,
                 max_buffer_size=MAX_BUFFER_TELEGRAMS_SQLITE,
+                # Databases written before knx-telegram-store 0.14 hold local
+                # wall-clock times with no offset. Only we know which zone wrote
+                # them - it is ours, not necessarily the host's - so the store
+                # is told once and converts them on this start.
+                legacy_timestamp_timezone=dt_util.get_default_time_zone(),
             )
 
         self._xknx_telegram_cb_handle = (
diff --git a/requirements_all.txt b/requirements_all.txt
index 8d3bbe845bf5..0eb9ded828fd 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1487,7 +1487,7 @@ knocki==0.4.2
 knx-frontend==2026.9.4.63549
 
 # homeassistant.components.knx
-knx-telegram-store[sqlite,postgres]==0.11.2
+knx-telegram-store[sqlite,postgres]==0.14.0
 
 # homeassistant.components.kraken
 krakenex==2.2.2
diff --git a/tests/components/knx/test_telegrams.py b/tests/components/knx/test_telegrams.py
index 9f985accabeb..311afc6ab4db 100644
--- a/tests/components/knx/test_telegrams.py
+++ b/tests/components/knx/test_telegrams.py
@@ -167,6 +167,22 @@ async def test_store_telegram_history_error_handling(
     assert issue is not None
 
 
+async def test_sqlite_store_is_told_the_configured_timezone(
+    hass: HomeAssistant,
+    knx: KNXTestKit,
+) -> None:
+    """Test the SQLite store receives Home Assistant's configured time zone."""
+    await hass.config.async_set_time_zone("Europe/Berlin")
+    await knx.setup_integration(real_telegram_store=True)
+
+    store = hass.data[KNX_MODULE_KEY].telegrams.store
+    assert store is not None
+    # The zone the store was handed, read back off the real store rather than
+    # off a mock: the store fixture rebuilds the class during setup, so a patch
+    # placed around setup_integration never sees the call.
+    assert store._legacy_timestamp_timezone is dt_util.get_default_time_zone()
+
+
 async def test_store_telegram_history_needs_migration_timeout(
     hass: HomeAssistant,
     knx: KNXTestKit,