diff --git a/packages/backend/package.json b/packages/backend/package.json
index a6f55bdacd..1a766a6fea 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -51,7 +51,7 @@
 		"blurhash": "2.0.5",
 		"bull": "4.11.2",
 		"cacheable-lookup": "7.0.0",
-		"cbor": "9.0.1",
+		"cbor": "8.1.0",
 		"chalk": "5.3.0",
 		"chalk-template": "0.4.0",
 		"chokidar": "^3.5.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 8988f9f27c..b1a86c7973 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -157,8 +157,8 @@ importers:
         specifier: 7.0.0
         version: 7.0.0
       cbor:
-        specifier: 9.0.1
-        version: 9.0.1
+        specifier: 8.1.0
+        version: 8.1.0
       chalk:
         specifier: 5.3.0
         version: 5.3.0
@@ -3827,7 +3827,7 @@ packages:
     resolution: {integrity: sha512-mGQ1lbYOwVti5Xlarn1bTeBZqgY0kstsdjnkoEovgohYKdBjGejHyNGXHdMBeqyQazIv32Jjp33+5pBEaSRy2w==}
     deprecated: This is a stub types definition. cbor provides its own type definitions, so you do not need this installed.
     dependencies:
-      cbor: 9.0.1
+      cbor: 8.1.0
     dev: true
 
   /@types/co-body@6.1.0:
@@ -6486,13 +6486,6 @@ packages:
     engines: {node: '>=12.19'}
     dependencies:
       nofilter: 3.1.0
-    dev: true
-
-  /cbor@9.0.1:
-    resolution: {integrity: sha512-/TQOWyamDxvVIv+DY9cOLNuABkoyz8K/F3QE56539pGVYohx0+MEA1f4lChFTX79dBTBS7R1PF6ovH7G+VtBfQ==}
-    engines: {node: '>=16'}
-    dependencies:
-      nofilter: 3.1.0
 
   /chalk-template@0.4.0:
     resolution: {integrity: sha512-/ghrgmhfY8RaSdeo43hNXxpoHAtxdbskUHjPpfqUWGttFgycUhYPGx3YZBCnUCvOa7Doivn1IZec3DEGFoMgLg==}