diff --git a/Dockerfile b/Dockerfile
index dcde6c54..c6b048ab 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -398,6 +398,7 @@ ARG PSSA_VERSION='1.21.0'
 ################
 # Set ENV vars #
 ################
+ENV ARM_TTK_PSD1="/usr/lib/microsoft/arm-ttk/arm-ttk.psd1"
 ENV IMAGE="standard"
 ENV PATH="${PATH}:/var/cache/dotnet/tools:/usr/share/dotnet"
 
diff --git a/scripts/install-arm-ttk.sh b/scripts/install-arm-ttk.sh
index 91fa8f6c..7dabcf6f 100755
--- a/scripts/install-arm-ttk.sh
+++ b/scripts/install-arm-ttk.sh
@@ -15,5 +15,7 @@ curl --retry 5 --retry-delay 5 -sL \
   -H "Accept: application/vnd.github+json" \
   -H "Authorization: Bearer ${GITHUB_TOKEN}" \
   "${url}" | tar -xz -C /usr/lib/microsoft
-chmod a+x /usr/lib/microsoft/*/arm-ttk/arm-ttk.psd1
-ln -sTf /usr/lib/microsoft/*/arm-ttk/arm-ttk.psd1 /usr/bin/arm-ttk
+mv /usr/lib/microsoft/Azure-arm-ttk-*/arm-ttk /usr/lib/microsoft/arm-ttk
+rm -rf /usr/lib/microsoft/Azure-arm-ttk-*
+chmod a+x /usr/lib/microsoft/arm-ttk/arm-ttk.psd1
+ln -sTf /usr/lib/microsoft/arm-ttk/arm-ttk.psd1 /usr/bin/arm-ttk