diff --git a/conversational-toolkit/server/requirements.txt b/conversational-toolkit/server/requirements.txt
index 63e2920..caf5c90 100644
--- a/conversational-toolkit/server/requirements.txt
+++ b/conversational-toolkit/server/requirements.txt
@@ -1,4 +1,4 @@
-black==24.4.2
+black==26.3.1
 Flask==3.0.3
 click==8.1.7
 google.cloud.texttospeech==2.16.3