diff --git a/homeassistant/components/microsoft/manifest.json b/homeassistant/components/microsoft/manifest.json
index ec393125d24..4389c0d69b9 100644
--- a/homeassistant/components/microsoft/manifest.json
+++ b/homeassistant/components/microsoft/manifest.json
@@ -2,7 +2,7 @@
   "domain": "microsoft",
   "name": "Microsoft Text-to-Speech (TTS)",
   "documentation": "https://www.home-assistant.io/integrations/microsoft",
-  "requirements": ["pycsspeechtts==1.0.4"],
+  "requirements": ["pycsspeechtts==1.0.8"],
   "codeowners": [],
   "iot_class": "cloud_push",
   "loggers": ["pycsspeechtts"]
diff --git a/requirements_all.txt b/requirements_all.txt
index 0ba6dc3da05..21d02743ca2 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1516,7 +1516,7 @@ pycomfoconnect==0.4
 pycoolmasternet-async==0.1.2
 
 # homeassistant.components.microsoft
-pycsspeechtts==1.0.4
+pycsspeechtts==1.0.8
 
 # homeassistant.components.cups
 # pycups==1.9.73