diff --git a/Dockerfile b/Dockerfile
index 1a090e2..8e2d9b1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,7 +25,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
       ca-certificates \
       curl \
       gnupg && \
-    curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - && \
+    curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/microsoft.gpg && \
     echo "deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-debian-bullseye-prod bullseye main" > /etc/apt/sources.list.d/microsoft.list && \
     apt-get upgrade -y && apt-get install -y --no-install-recommends \
       # (build-essential) Dependency for installation of InSpec
@@ -35,7 +35,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
       locales \
       netcat-openbsd \
       openssh-client \
-      powershell \
+      powershell-lts \
       # (python3-*) Dependency for installation of Ansible
       python3-pip \
       python3-setuptools \