diff --git a/docker/Dockerfile b/docker/Dockerfile
index 6b297ae..63e35e3 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:7.0-alpine AS builder
+FROM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS builder
 
 WORKDIR /opendream