diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..996c924
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1 @@
+ko_fi: DumpName
diff --git a/Dockerfile b/Dockerfile
index d45a7a8..682762d 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,7 +18,8 @@ ENV DEBIAN_FRONTEND=noninteractive \
     EXTRA_OPTIONS=--nouser-config \
     PYZOR_SITE=public.pyzor.org:24441 \
     DETAILED_LOGGING="false" \
-    LIST_FOLDERS="false"
+    LIST_FOLDERS="false" \
+    INTERVAL_MINUTES=1
 
 #Set Versions of used Software
 ARG SPAMC_VERSION=4.0.0-6
diff --git a/README.md b/README.md
index bb9be4b..c3b1a93 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Configuration: There are 2 volumes, their content is initialized during containe
 
 To configure your IMAP accounts, create a new .conf file in the `/var/lib/mailaccounts` volume for each IMAP account that you want to be filtered. The files are JSON files, see the example below to learn about mandatory and optional parameters.
 
-The container runs a learning process on startup, so do not leave a configuration with a huge email directory active if you want the container to start in a reasonnable time.
+The container runs a learning process on startup, so do not leave a configuration with a huge email directory active if you want the container to start in a reasonable time.
 
 **Note: As this image needs to store your _password in cleartext_ you should only use it in an environment that you fully trust!** Be aware of the risk that this involves!
 
@@ -62,7 +62,7 @@ The following Docker Environment Variables can be set:
 | CRON_HOUR         | 1                      | hour for daily spam learning                                                                                        |
 | CRON_MINUTE       | 30                     | minute for daily spam learning                                                                                      |
 | TZ                | UTC                    | time zone                                                                                                           |
-| USERNAME          | debian-spamd           | username to run spammassin-deamon                                                                                   |
+| USERNAME          | debian-spamd           | username to run spammassin-daemon                                                                                   |
 | HAM_BATCH_SIZE    | 50                     | max amount of ham messages to learn per learning run                                                                |
 | SPAM_BATCH_SIZE   | 50                     | max amount of spam messages to learn per learning run                                                               |
 | FILTER_BATCH_SIZE | 50                     | max amount of messages to filter per run                                                                            |
@@ -71,5 +71,15 @@ The following Docker Environment Variables can be set:
 | PYZOR_SITE        | public.pyzor.org:24441 | pyzor URI                                                                                                           |
 | DETAILED_LOGGING  | false                  | enables verbose logging of isbg/SA                                                                                  |
 | LIST_FOLDERS      | false                  | Print list of mailboxes and folders on startup. Settings this to "only" will terminate the container after listing. |
+| INTERVAL_MINUTES  | 1                      | Interval in minutes in which the spam search should be run                                                          |
+
+## Support
+
+Docker-ISBG is a free docker image powered by other open source. I am not able to provide full support, however if you find any bugs or if you need a new feature you can create an issue.
+If you want to support my work you can do this through my ko-fi page:
+
+https://ko-fi.com/dumpname
+
+## License
 
 [![GPLv3 license](https://img.shields.io/badge/License-GPLv3-blue.svg?style=for-the-badge)](http://perso.crans.org/besson/LICENSE.html)
diff --git a/scripts/startup.sh b/scripts/startup.sh
index abcdb45..43a636c 100755
--- a/scripts/startup.sh
+++ b/scripts/startup.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+intervalSeconds=$(( INTERVAL_MINUTES * 60 ))
+
 mkdir /root/currentState
 source /usr/local/pythonVenv/bin/activate
 if [ ! -f /root/currentState/startupDone ]; then
@@ -69,7 +71,7 @@ function main {
       learnSpam
     fi
     findSpam
-    sleep $(( 60 - 10#$(date +%S) ))
+    sleep $(( intervalSeconds - 10#$(date +%S) ))
   done
 }
 
diff --git a/scripts/status.sh b/scripts/status.sh
index 59842d1..fc5632b 100644
--- a/scripts/status.sh
+++ b/scripts/status.sh
@@ -35,10 +35,10 @@ if [[ $(date +%s) -gt $nextScheduledLearn ]]; then
   exit 1
 fi
 
-nextScheduledSearch=$(($(date -r /root/currentState/spamSearched +%s) + 60*3 ))
+nextScheduledSearch=$(($(date -r /root/currentState/spamSearched +%s) + 60*3*INTERVAL_MINUTES ))
 if [[ $(date +%s) -gt nextScheduledSearch ]]; then
   if [[ $DETAILED_LOGGING == "true" ]]; then
-    >&2 echo "HELTHCHECK: No spam search in last 3 minutes"
+    >&2 echo "HELTHCHECK: No spam search in last $(( 3 * INTERVAL_MINUTES )) minutes"
   fi
   exit 1
 fi