diff --git a/requirements.txt b/requirements.txt
index 9dea3d7..5d0acb8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 wyoming==1.5.4
-azure-cognitiveservices-speech==1.38.0
+azure-cognitiveservices-speech==1.40.0
 black>=24,<25
 lxml>=5,<6
 pycountry>=23.12.11