diff --git a/requirements-ci.txt b/requirements-ci.txt
index b7717cf..dbcfd38 100644
--- a/requirements-ci.txt
+++ b/requirements-ci.txt
@@ -13,7 +13,7 @@ aiohttp>=3.3,<4.0
 # deliberately, not one as a side effect.
 websockets>=10.0,<14.0
 psutil
-cbor2>=5.4.0
+cbor2>=6.1.3
 
 # REST API dependencies
 fastapi>=0.109.0
diff --git a/requirements.txt b/requirements.txt
index 5c713ee..ffddb70 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ aiohttp>=3.3,<4.0
 websockets>=10.0,<14.0
 psutil
 python-rocksdb<=0.7.0
-cbor2>=5.4.0
+cbor2>=6.1.3
 
 # REST API dependencies
 fastapi>=0.109.0