diff --git a/README.md b/README.md
index 84cf07b..d1c6c16 100644
--- a/README.md
+++ b/README.md
@@ -120,6 +120,8 @@ Gets the latest available code from the OpenSimulator repository, and constructs
 
 These are compiled to use the [official .NET root image](https://mcr.microsoft.com/en-us/product/dotnet/runtime/about), instead of the [Mono Framework](https://hub.docker.com/_/mono/).
 
+**Note**: This was originally building from the `dotnet6` branch of the OpenSimulator repository. This image is now truly built from source, but if you want to use the original-type image, it is now built to the container tag `dotnet6`.
+
 # Source Code
 
 The source code of the Docker image is [found on the GitHub repository][src]. You can find the [OpenSimulator server software source code on their website](http://opensimulator.org/wiki/Developer_Documentation#Source_Code_Repository_Access).
diff --git a/beta/source/Dockerfile b/beta/source/Dockerfile
index e228ec6..ab4a609 100644
--- a/beta/source/Dockerfile
+++ b/beta/source/Dockerfile
@@ -4,7 +4,7 @@ FROM mcr.microsoft.com/dotnet/sdk:6.0 as build
 ADD https://api.github.com/repos/opensim/opensim/git/refs/heads/dotnet6 version.json
 RUN git clone https://github.com/opensim/opensim.git /app
 WORKDIR /app
-RUN git checkout dotnet6
+RUN git checkout master
 
 RUN ./runprebuild.sh && ./compile.sh