diff --git a/homeassistant/components/tts/__init__.py b/homeassistant/components/tts/__init__.py
index f82d3fa5e88..888a1773189 100644
--- a/homeassistant/components/tts/__init__.py
+++ b/homeassistant/components/tts/__init__.py
@@ -29,7 +29,7 @@ from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers import config_per_platform
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ["mutagen==1.37.0"]
+REQUIREMENTS = ['mutagen==1.38']
 
 DOMAIN = 'tts'
 DEPENDENCIES = ['http']
diff --git a/requirements_all.txt b/requirements_all.txt
index cd4039461f3..bfbf4ff0c2a 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -382,7 +382,7 @@ miflora==0.1.16
 miniupnpc==1.9
 
 # homeassistant.components.tts
-mutagen==1.37.0
+mutagen==1.38
 
 # homeassistant.components.sensor.usps
 myusps==1.1.2