diff --git a/README.md b/README.md
index f51913d..9805385 100644
--- a/README.md
+++ b/README.md
@@ -158,6 +158,7 @@ printf '%s' password | md5sum
 ```
 
 You can access advanced features of the Guacamole remote desktop using `ctrl`+`alt`+`shift` enabling you to use remote copy/paste and different languages.
+Sometimes, the pop-up windows may open in a tiny box in the upper left corner of the screen. When that happens, you can find the corner and resize them.
 
 ## GPU Hardware Acceleration
 
@@ -239,4 +240,5 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **16.03.20:** - Clean up old pid files.
 * **15.03.20:** - Initial release.
diff --git a/readme-vars.yml b/readme-vars.yml
index 99dd36d..f5fcfa4 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -61,6 +61,7 @@ app_setup_block: |
   ```
   
   You can access advanced features of the Guacamole remote desktop using `ctrl`+`alt`+`shift` enabling you to use remote copy/paste and different languages.
+  Sometimes, the pop-up windows may open in a tiny box in the upper left corner of the screen. When that happens, you can find the corner and resize them.
 
   ## GPU Hardware Acceleration
   
@@ -78,4 +79,5 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "16.03.20:", desc: "Clean up old pid files." }
   - { date: "15.03.20:", desc: "Initial release." }
diff --git a/root/etc/cont-init.d/50-config b/root/etc/cont-init.d/50-config
index 8a00a6d..f206f96 100644
--- a/root/etc/cont-init.d/50-config
+++ b/root/etc/cont-init.d/50-config
@@ -3,6 +3,9 @@
 # make our folders
 mkdir -p /config
 
+# clean up old PIDs
+rm -rf "/config/BOINC Manager-abc"
+
 # permissions
 chown -R abc:abc \
 	/config