diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 14b064da..063dac8f 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,5 +1,5 @@
 # Refer to https://hub.docker.com/_/microsoft-dotnet-sdk for available versions
-FROM mcr.microsoft.com/dotnet/sdk:10.0.201@sha256:f061e5a7532b36fa1d1b684857fe1f504ba92115b9934f154643266613c44c62
+FROM mcr.microsoft.com/dotnet/sdk:10.0.201@sha256:127d7d4d601ae26b8e04c54efb37e9ce8766931bded0ee59fcd799afd21d6850
 
 # Installing mono makes `dotnet test` work without errors even for net472.
 # But installing it takes a long time, so it's excluded by default.