diff --git a/homeassistant/components/vicare/types.py b/homeassistant/components/vicare/types.py
index 7e1ec7f8bee..dc105a86aa9 100644
--- a/homeassistant/components/vicare/types.py
+++ b/homeassistant/components/vicare/types.py
@@ -1,6 +1,7 @@
 """Types for the ViCare integration."""
 
 from collections.abc import Callable
+from contextlib import suppress
 from dataclasses import dataclass
 import enum
 from typing import Any
@@ -48,8 +49,12 @@ class HeatingProgram(enum.StrEnum):
     ) -> str | None:
         """Return the mapped ViCare heating program for the Home Assistant preset."""
         for program in supported_heating_programs:
-            if VICARE_TO_HA_PRESET_HEATING.get(HeatingProgram(program)) == ha_preset:
-                return program
+            with suppress(ValueError):
+                if (
+                    VICARE_TO_HA_PRESET_HEATING.get(HeatingProgram(program))
+                    == ha_preset
+                ):
+                    return program
         return None
 
 
diff --git a/tests/components/vicare/test_types.py b/tests/components/vicare/test_types.py
index 13d8255cf8d..c411213f13e 100644
--- a/tests/components/vicare/test_types.py
+++ b/tests/components/vicare/test_types.py
@@ -39,7 +39,7 @@ async def test_ha_preset_to_heating_program(
     ha_preset: str | None,
     expected_result: str | None,
 ) -> None:
-    """Testing HA Preset tp ViCare HeatingProgram."""
+    """Testing HA Preset to ViCare HeatingProgram."""
 
     supported_programs = [
         HeatingProgram.COMFORT,
@@ -52,6 +52,17 @@ async def test_ha_preset_to_heating_program(
     )
 
 
+async def test_ha_preset_to_heating_program_error() -> None:
+    """Testing HA Preset to ViCare HeatingProgram."""
+
+    supported_programs = [
+        "test",
+    ]
+    assert (
+        HeatingProgram.from_ha_preset(HeatingProgram.NORMAL, supported_programs) is None
+    )
+
+
 @pytest.mark.parametrize(
     ("vicare_mode", "expected_result"),
     [