diff --git a/docs/DOCKERFILE b/docs/DOCKERFILE
index 4171548..2df18a4 100644
--- a/docs/DOCKERFILE
+++ b/docs/DOCKERFILE
@@ -42,7 +42,7 @@ RUN apt-get update \
 ENV DOTNET_SDK_VERSION 5.0.102
 
 RUN dotnet_sdk_version=5.0.102 \
-    && curl -SL --output dotnet.tar.gz https://dotnetcli.azureedge.net/dotnet/Sdk/$dotnet_sdk_version/dotnet-sdk-$dotnet_sdk_version-linux-x64.tar.gz \
+    && curl -SL --output dotnet.tar.gz https://builds.dotnet.microsoft.com/dotnet/Sdk/$dotnet_sdk_version/dotnet-sdk-$dotnet_sdk_version-linux-x64.tar.gz \
     && dotnet_sha512='0ce2d5365ca39808fb71baec4584d4ec786491c3735543dc93244604ea97e242377d0987cd8b1e529258dee68f203b5780559201e7ea6d84487d6d8d433329b3' \
     && echo "$dotnet_sha512 dotnet.tar.gz" | sha512sum -c - \
     && mkdir -p /usr/share/dotnet \