diff --git a/runner/Dockerfile b/runner/Dockerfile
index 937714b4..6251f3e4 100644
--- a/runner/Dockerfile
+++ b/runner/Dockerfile
@@ -159,7 +159,7 @@ FROM mcr.microsoft.com/dotnet/runtime-deps:6.0.36-focal AS focal
 # Ubuntu 22.04 (jammy)
 FROM mcr.microsoft.com/dotnet/runtime-deps:8.0.11-jammy AS jammy
 # Ubuntu 24.04 (noble)
-FROM mcr.microsoft.com/dotnet/runtime-deps:8.0.11-noble AS noble
+FROM mcr.microsoft.com/dotnet/runtime-deps:9.0.0-noble AS noble
 
 # hadolint ignore=DL3006
 FROM ${OS_CODENAME} AS runtime