diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index 1f7d7ee24..ce49ba3a7 100644
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -1,60 +1,78 @@
 #!/bin/sh
 
+cp ./app.config.json /tmp/app.config.json
+cp ./index.html /tmp/index.html
+
 if [ -n "${APP_CONFIG_AUTH_TYPE}" ];then
   sed -e "s/\"authType\": \".*\"/\"authType\": \"${APP_CONFIG_AUTH_TYPE}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_HOST}" ];then
   replace="\/"
   encoded=${APP_CONFIG_OAUTH2_HOST//\//$replace}
   sed -e "s/\"host\": \".*\"/\"host\": \"${encoded}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_CLIENTID}" ];then
   sed -e "s/\"clientId\": \".*\"/\"clientId\": \"${APP_CONFIG_OAUTH2_CLIENTID}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_IMPLICIT_FLOW}" ];then
  sed "/implicitFlow/s/true/${APP_CONFIG_OAUTH2_IMPLICIT_FLOW}/" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_SILENT_LOGIN}" ];then
  sed "/silentLogin/s/true/${APP_CONFIG_OAUTH2_SILENT_LOGIN}/" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_REDIRECT_SILENT_IFRAME_URI}" ];then
   replace="\/"
   encoded=${APP_CONFIG_OAUTH2_REDIRECT_SILENT_IFRAME_URI//\//$replace}
   sed -e "s/\"redirectSilentIframeUri\": \".*\"/\"redirectSilentIframeUri\": \"${encoded}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_REDIRECT_LOGIN}" ];then
   replace="\/"
   encoded=${APP_CONFIG_OAUTH2_REDIRECT_LOGIN//\//$replace}
   sed -e "s/\"redirectUri\": \".*\"/\"redirectUri\": \"${encoded}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [ -n "${APP_CONFIG_OAUTH2_REDIRECT_LOGOUT}" ];then
   replace="\/"
   encoded=${APP_CONFIG_OAUTH2_REDIRECT_LOGOUT//\//$replace}
   sed -e "s/\"redirectUriLogout\": \".*\"/\"redirectUriLogout\": \"${encoded}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 if [[ $ACSURL ]]; then
-  sed -i s%{protocol}//{hostname}{:port}%"$ACSURL"%g /usr/share/nginx/html/app.config.json
+  sed -i s%{protocol}//{hostname}{:port}%"$ACSURL"%g /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
+fi
+
+if [[ $BASEPATH ]]; then
+  sed -i s%href=\"/\"%href=\""$BASEPATH"\"%g /tmp/index.html && \
+  cat /tmp/index.html > ./index.html
 fi
 
 if [ -n "${APP_BASE_SHARE_URL}" ];then
   sed -e "s/\"baseShareUrl\": \".*\"/\"baseShareUrl\": \"${APP_BASE_SHARE_URL}\"/g" \
-    -i ./app.config.json
+    -i /tmp/app.config.json && \
+  cat /tmp/app.config.json > ./app.config.json
 fi
 
 nginx -g "daemon off;"