diff --git a/src/langbot/pkg/core/bootutils/deps.py b/src/langbot/pkg/core/bootutils/deps.py
index 2cfd57e0c..b13d138b6 100644
--- a/src/langbot/pkg/core/bootutils/deps.py
+++ b/src/langbot/pkg/core/bootutils/deps.py
@@ -43,6 +43,7 @@ required_deps = {
     'slack_sdk': 'slack_sdk',
     'asyncpg': 'asyncpg',
     'litellm': 'litellm',
+    'xxhash': 'xxhash',
 }