diff --git a/custom_components/melcloud_custom/climate.py b/custom_components/melcloud_custom/climate.py
index a2a2e85..96c3cba 100644
--- a/custom_components/melcloud_custom/climate.py
+++ b/custom_components/melcloud_custom/climate.py
@@ -254,7 +254,7 @@ async def async_set_vane_horizontal(self, position: str) -> None:
         """Set horizontal vane position."""
         if position not in self._device.vane_horizontal_positions:
             raise ValueError(
-                f"Invalid horizontal vane position {position}. Valid positions:"
+                f"Invalid horizontal vane position {position}. Valid positions: "
                 f" [{self._device.vane_horizontal_positions}]."
             )
         await self._device.set({ata.PROPERTY_VANE_HORIZONTAL: position})
@@ -263,7 +263,7 @@ async def async_set_vane_vertical(self, position: str) -> None:
         """Set vertical vane position."""
         if position not in self._device.vane_vertical_positions:
             raise ValueError(
-                f"Invalid vertical vane position {position}. Valid positions:"
+                f"Invalid vertical vane position {position}. Valid positions: "
                 f" [{self._device.vane_vertical_positions}]."
             )
         await self._device.set({ata.PROPERTY_VANE_VERTICAL: position})