diff --git a/supervisor/addons/addon.py b/supervisor/addons/addon.py
index eb440b961..2546a31f4 100644
--- a/supervisor/addons/addon.py
+++ b/supervisor/addons/addon.py
@@ -1335,13 +1335,6 @@ class Addon(AddonModel):
 
         wait_for_start: asyncio.Task | None = None
 
-        # Refuse to backup if add-on is unknown (e.g. has been uninstalled by the user
-        # since the backup got started).
-        if self.state == AddonState.UNKNOWN:
-            raise AddonsError(
-                f"Add-on {self.slug} is not installed, cannot backup!", _LOGGER.error
-            )
-
         data = {
             ATTR_USER: self.persist,
             ATTR_SYSTEM: self.data,
diff --git a/tests/addons/test_addon.py b/tests/addons/test_addon.py
index 7fc406a1b..8bf89fcc2 100644
--- a/tests/addons/test_addon.py
+++ b/tests/addons/test_addon.py
@@ -102,7 +102,7 @@ async def test_addon_state_listener(coresys: CoreSys, install_addon_ssh: Addon)
     with patch.object(DockerAddon, "attach"):
         await install_addon_ssh.load()
 
-    assert install_addon_ssh.state == AddonState.STOPPED
+    assert install_addon_ssh.state == AddonState.UNKNOWN
 
     with patch.object(Addon, "watchdog_container"):
         _fire_test_event(coresys, f"addon_{TEST_ADDON_SLUG}", ContainerState.RUNNING)
diff --git a/tests/conftest.py b/tests/conftest.py
index 6d74854cb..dd82c752d 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -40,7 +40,6 @@ from supervisor.const import (
     ATTR_TYPE,
     ATTR_VERSION,
     REQUEST_FROM,
-    AddonState,
     CoreState,
 )
 from supervisor.coresys import CoreSys
@@ -632,7 +631,6 @@ async def install_addon_ssh(coresys: CoreSys, repository):
     coresys.addons.data._data = coresys.addons.data._schema(coresys.addons.data._data)
 
     addon = Addon(coresys, store.slug)
-    addon.state = AddonState.STOPPED
     coresys.addons.local[addon.slug] = addon
     yield addon
 
@@ -645,7 +643,6 @@ async def install_addon_example(coresys: CoreSys, repository):
     coresys.addons.data._data = coresys.addons.data._schema(coresys.addons.data._data)
 
     addon = Addon(coresys, store.slug)
-    addon.state = AddonState.STOPPED
     coresys.addons.local[addon.slug] = addon
     yield addon