diff --git a/Dockerfile b/Dockerfile
index 7cb214c..1d5fdc5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/core/sdk
+FROM mcr.microsoft.com/dotnet/sdk:5.0
 
 LABEL "com.github.actions.name"="dotnet-sonarscanner"
 LABEL "com.github.actions.description"="sonarscanner for dotnet core"
@@ -9,18 +9,23 @@ LABEL "repository"="https://github.com/Secbyte/dotnet-sonarscanner"
 LABEL "homepage"="https://github.com/Secbyte/dotnet-sonarscanner"
 LABEL "maintainer"="Joshua Duffy <mail@joshuaduffy.org>"
 
-RUN wget -qO- https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.asc.gpg && \
+# jre installation require man folder to exist 
+RUN mkdir -p /usr/share/man/man1
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends gnupg && \
+    wget -qO- https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.asc.gpg && \
     mv microsoft.asc.gpg /etc/apt/trusted.gpg.d/ && \
     wget -q https://packages.microsoft.com/config/debian/10/prod.list && \
     mv prod.list /etc/apt/sources.list.d/microsoft-prod.list && \
     chown root:root /etc/apt/trusted.gpg.d/microsoft.asc.gpg && \
     chown root:root /etc/apt/sources.list.d/microsoft-prod.list && \
     apt-get update && \
-    apt-get install -y --no-install-recommends default-jre apt-transport-https aspnetcore-runtime-2.1 mono-complete && \
+    apt-get install -y --no-install-recommends default-jre apt-transport-https aspnetcore-runtime-5.0 mono-complete && \
     apt-get install -y --no-install-recommends python3 python3-distutils python3-pip python3-setuptools && \
     rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/* && \
     apt-get autoremove -y && \
-    dotnet tool install dotnet-sonarscanner --tool-path . --version 4.7.1
+    dotnet tool install dotnet-sonarscanner --tool-path . --version 5.2.2
 
 ADD entrypoint.sh /entrypoint.sh