diff --git a/homeassistant/components/marytts/tts.py b/homeassistant/components/marytts/tts.py
index 0f75fbcee35..5904e271a6a 100644
--- a/homeassistant/components/marytts/tts.py
+++ b/homeassistant/components/marytts/tts.py
@@ -1,4 +1,6 @@
 """Support for the MaryTTS service."""
+from __future__ import annotations
+
 from speak2mary import MaryTTS
 import voluptuous as vol
 
@@ -19,7 +21,7 @@ DEFAULT_PORT = 59125
 DEFAULT_LANG = "en_US"
 DEFAULT_VOICE = "cmu-slt-hsmm"
 DEFAULT_CODEC = "WAVE_FILE"
-DEFAULT_EFFECTS = {}
+DEFAULT_EFFECTS: dict[str, str] = {}
 
 MAP_MARYTTS_CODEC = {"WAVE_FILE": "wav", "AIFF_FILE": "aiff", "AU_FILE": "au"}
 
diff --git a/mypy.ini b/mypy.ini
index a26926b4012..4b0a0ad294b 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -1483,9 +1483,6 @@ ignore_errors = true
 [mypy-homeassistant.components.lyric.*]
 ignore_errors = true
 
-[mypy-homeassistant.components.marytts.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.media_source.*]
 ignore_errors = true
 
diff --git a/script/hassfest/mypy_config.py b/script/hassfest/mypy_config.py
index 1b47ff8a16c..71009ccd14d 100644
--- a/script/hassfest/mypy_config.py
+++ b/script/hassfest/mypy_config.py
@@ -94,7 +94,6 @@ IGNORED_MODULES: Final[list[str]] = [
     "homeassistant.components.luftdaten.*",
     "homeassistant.components.lutron_caseta.*",
     "homeassistant.components.lyric.*",
-    "homeassistant.components.marytts.*",
     "homeassistant.components.media_source.*",
     "homeassistant.components.melcloud.*",
     "homeassistant.components.meteo_france.*",