diff --git a/homeassistant/components/tts/__init__.py b/homeassistant/components/tts/__init__.py
index 6dc2e9b7d45..ebd7a1c8411 100644
--- a/homeassistant/components/tts/__init__.py
+++ b/homeassistant/components/tts/__init__.py
@@ -1,6 +1,5 @@
 """Provide functionality for TTS."""
 import asyncio
-import ctypes
 import functools as ft
 import hashlib
 import io
@@ -8,7 +7,7 @@ import logging
 import mimetypes
 import os
 import re
-from typing import Optional
+from typing import Dict, Optional
 
 from aiohttp import web
 import mutagen
@@ -212,6 +211,16 @@ async def async_setup(hass, config):
     return True
 
 
+def _hash_options(options: Dict) -> str:
+    """Hashes an options dictionary."""
+    opts_hash = hashlib.blake2s(digest_size=5)
+    for key, value in sorted(options.items()):
+        opts_hash.update(str(key).encode())
+        opts_hash.update(str(value).encode())
+
+    return opts_hash.hexdigest()
+
+
 class SpeechManager:
     """Representation of a speech store."""
 
@@ -304,7 +313,7 @@ class SpeechManager:
             ]
             if invalid_opts:
                 raise HomeAssistantError(f"Invalid options found: {invalid_opts}")
-            options_key = ctypes.c_size_t(hash(frozenset(options))).value
+            options_key = _hash_options(options)
         else:
             options_key = "-"
 
diff --git a/tests/components/tts/test_init.py b/tests/components/tts/test_init.py
index 527fb559eb1..b4cb9c67af3 100644
--- a/tests/components/tts/test_init.py
+++ b/tests/components/tts/test_init.py
@@ -1,6 +1,4 @@
 """The tests for the TTS component."""
-import ctypes
-
 import pytest
 import yarl
 
@@ -265,11 +263,11 @@ async def test_setup_component_and_test_service_with_service_options(
             "entity_id": "media_player.something",
             tts.ATTR_MESSAGE: "There is someone at the door.",
             tts.ATTR_LANGUAGE: "de",
-            tts.ATTR_OPTIONS: {"voice": "alex"},
+            tts.ATTR_OPTIONS: {"voice": "alex", "age": 5},
         },
         blocking=True,
     )
-    opt_hash = ctypes.c_size_t(hash(frozenset({"voice": "alex"}))).value
+    opt_hash = tts._hash_options({"voice": "alex", "age": 5})
 
     assert len(calls) == 1
     assert calls[0].data[ATTR_MEDIA_CONTENT_TYPE] == MEDIA_TYPE_MUSIC
@@ -306,7 +304,7 @@ async def test_setup_component_and_test_with_service_options_def(hass, empty_cac
             },
             blocking=True,
         )
-        opt_hash = ctypes.c_size_t(hash(frozenset({"voice": "alex"}))).value
+        opt_hash = tts._hash_options({"voice": "alex"})
 
         assert len(calls) == 1
         assert calls[0].data[ATTR_MEDIA_CONTENT_TYPE] == MEDIA_TYPE_MUSIC
@@ -343,7 +341,7 @@ async def test_setup_component_and_test_service_with_service_options_wrong(
         },
         blocking=True,
     )
-    opt_hash = ctypes.c_size_t(hash(frozenset({"speed": 1}))).value
+    opt_hash = tts._hash_options({"speed": 1})
 
     assert len(calls) == 0
     await hass.async_block_till_done()