diff --git a/server/requirements.txt b/server/requirements.txt
index 98914165..8ad4dc45 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -3,7 +3,7 @@ redis==7.1.0
 pyyaml==6.0.3
 jsonschema==4.25.1
 markus-autotesting-core==0.1.0
-msgspec==0.19.0
+msgspec==0.20.0
 requests==2.32.5
 psycopg2-binary==2.9.11
 supervisor==4.3.0