diff --git a/dotnet/2.1/Dockerfile b/dotnet/2.1/Dockerfile
index f5167b6..f85a2c4 100644
--- a/dotnet/2.1/Dockerfile
+++ b/dotnet/2.1/Dockerfile
@@ -7,7 +7,7 @@ ENV         DEBIAN_FRONTEND noninteractive
 RUN         apt update -y \
             && apt upgrade -y \
             && apt install -y apt-transport-https wget iproute2 \
-            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && wget https://packages.microsoft.com/config/debian/11/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
             && dpkg -i packages-microsoft-prod.deb \
             && rm packages-microsoft-prod.deb \
             && apt update -y \
diff --git a/dotnet/3.1/Dockerfile b/dotnet/3.1/Dockerfile
index b63d1a1..1dae74c 100644
--- a/dotnet/3.1/Dockerfile
+++ b/dotnet/3.1/Dockerfile
@@ -7,7 +7,7 @@ ENV         DEBIAN_FRONTEND noninteractive
 RUN         apt update -y \
             && apt upgrade -y \
             && apt install -y apt-transport-https wget iproute2 \
-            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && wget https://packages.microsoft.com/config/debian/11/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
             && dpkg -i packages-microsoft-prod.deb \
             && rm packages-microsoft-prod.deb \
             && apt update -y \
diff --git a/dotnet/5/Dockerfile b/dotnet/5/Dockerfile
index 7a3d14b..934d73e 100644
--- a/dotnet/5/Dockerfile
+++ b/dotnet/5/Dockerfile
@@ -7,7 +7,7 @@ ENV         DEBIAN_FRONTEND noninteractive
 RUN         apt update -y \
             && apt upgrade -y \
             && apt install -y apt-transport-https wget iproute2 \
-            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && wget https://packages.microsoft.com/config/debian/11/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
             && dpkg -i packages-microsoft-prod.deb \
             && rm packages-microsoft-prod.deb \
             && apt update -y \
diff --git a/dotnet/6/Dockerfile b/dotnet/6/Dockerfile
index 8731c4c..38307bd 100644
--- a/dotnet/6/Dockerfile
+++ b/dotnet/6/Dockerfile
@@ -7,7 +7,7 @@ ENV         DEBIAN_FRONTEND noninteractive
 RUN         apt update -y \
             && apt upgrade -y \
             && apt install -y apt-transport-https wget iproute2 \
-            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && wget https://packages.microsoft.com/config/debian/11/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
             && dpkg -i packages-microsoft-prod.deb \
             && rm packages-microsoft-prod.deb \
             && apt update -y \