Eldritch mind

Your Patron has manipulated your mind changing you, granting you the following benefits:

• Increase your Intelligence score by 1, to a maximum of 20.
• You learn one 1st-level spell of your choice. The 1st-level spell must be from the enchantment school of magic and be on the warlock spell list. You can cast this spell without expending a spell slot. Once you cast this spell this way, you can’t cast the spell in this way again until you finish a long rest. You can also cast this spell using spell slots you have of the appropriate level. The spells' spellcasting ability is Charisma.
• You gain proficiency in one skill of your choice