diff --git a/.drone.yml b/.drone.yml
index 168e6b2..54b7b6d 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -44,6 +44,7 @@ steps:
       tags:
         - dev
       registry: registry.odit.services
+      mtu: 1000
   - name: run changelog export
     depends_on: ["clone"]
     image: node:latest
diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd50bf1..b7b1d46 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,39 @@
 
 All notable changes to this project will be documented in this file. Dates are displayed in UTC.
 
-#### [v0.3.3](https://git.odit.services/lfk/document-server/compare/v0.3.3...v0.3.3)
+#### [v0.4.2](https://git.odit.services/lfk/document-server/compare/v0.4.0...v0.4.2)
 
-- Merge pull request 'Configurable sponsoring disclaimer feature/33-disclaimer' (#34) from feature/33-disclaimer into dev [`e9d3574`](https://git.odit.services/lfk/document-server/commit/e9d35745997a9e948509ea67b59f5a7658f9d652)
+- 🚀Bumped version to v0.4.1 [`d17108f`](https://git.odit.services/lfk/document-server/commit/d17108f4b9f041727afcee5c171d5d8f9a3c677c)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`0ade575`](https://git.odit.services/lfk/document-server/commit/0ade57536e372a62356fe2f329f6cfe04bcfc397)
+- Fixed faulty object mapping [`9584bfe`](https://git.odit.services/lfk/document-server/commit/9584bfed8ba5b8c856b55aa90969874d4d6751ff)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`8bac1fa`](https://git.odit.services/lfk/document-server/commit/8bac1fadd6b4257e5062a1b1673e122c5b535046)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`b8f0d1f`](https://git.odit.services/lfk/document-server/commit/b8f0d1fa60da4e3262623cecf4a78c8a9a322f8c)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`073433f`](https://git.odit.services/lfk/document-server/commit/073433f308f2f8e7ada97dd0b3896fb541e85711)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`a478081`](https://git.odit.services/lfk/document-server/commit/a47808172797e12800c46d17ccf4b458f4a506de)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`0839ff6`](https://git.odit.services/lfk/document-server/commit/0839ff63593cfb9e8339b2b2a86dbe7e2afb5dcb)
+- Now using our own images to build stuff 🚀 [`96886c7`](https://git.odit.services/lfk/document-server/commit/96886c74bc397e1ee793e83e0d01a6bbaa953da3)
+- 🚀Bumped version to v0.4.2 [`1cbe5a1`](https://git.odit.services/lfk/document-server/commit/1cbe5a1614c40fbf23f032be60039ddb1472ca94)
+- Emergency bugfixes 🐞 [`3c42ca3`](https://git.odit.services/lfk/document-server/commit/3c42ca30427174c21e0db6426d8f0d91a1ebc501)
+- Let's try the mtu fix [`c51ec74`](https://git.odit.services/lfk/document-server/commit/c51ec74d30334b156668de4719c77f2e9c6d023f)
+
+#### [v0.4.0](https://git.odit.services/lfk/document-server/compare/v0.3.3...v0.4.0)
+
+> 14 March 2021
+
+- Merge pull request 'Alpha Release 0.4.0' (#38) from dev into main [`8d3cc34`](https://git.odit.services/lfk/document-server/commit/8d3cc34395922a271da1032310da6ec6f7a164f7)
+- Updated ci with new kubernetes secrets 🚀🚀🚀 [`b180e04`](https://git.odit.services/lfk/document-server/commit/b180e0404537404d0564453fde5976f4de672a8b)
 - Updated styleing [`03ed6d5`](https://git.odit.services/lfk/document-server/commit/03ed6d5bc18c5b26edd7b1d698c9de936e008f32)
+- 🧾New changelog file version [CI SKIP] [skip ci] [`b612562`](https://git.odit.services/lfk/document-server/commit/b612562d347f5fafcf4ce94a4508b7c0bb9370c6)
+- 🚀Bumped version to v0.4.0 [`85519bc`](https://git.odit.services/lfk/document-server/commit/85519bc2e4e8906732dc5f99e417014a14bad7d0)
+- Merge pull request 'Configureable contracts amount feature/35-contracts_per_runner' (#37) from feature/35-contracts_per_runner into dev [`ed02306`](https://git.odit.services/lfk/document-server/commit/ed023067386551dc92d60ba63dff8bc4cc44ce00)
 - Added disclaimer to template [`4e1e124`](https://git.odit.services/lfk/document-server/commit/4e1e124d0dc08f96aeb05dd1c975064fe785b80f)
+- Changed ci pipeline type to kubernetes [`677bd86`](https://git.odit.services/lfk/document-server/commit/677bd861335302269baec96a59916475bbdd405f)
+- Added config for amount of contracts per runner [`d01b4a0`](https://git.odit.services/lfk/document-server/commit/d01b4a0b99f3c1aa088b02d766d21bfb6b9e3a29)
+- Added logic for generateing multiple contracts per runner [`d991940`](https://git.odit.services/lfk/document-server/commit/d9919404b5b90151318d20258a273ca6c7640393)
 - MAde disclaimer configurable via env [`5e4d6f4`](https://git.odit.services/lfk/document-server/commit/5e4d6f44dab581483135594432bd8c8d65ba74ef)
 - MAde disclaimer configurable via env [`885765a`](https://git.odit.services/lfk/document-server/commit/885765ac71b6a65c869ee841c383667f4947dcde)
+- Documented the new config var [`31a5950`](https://git.odit.services/lfk/document-server/commit/31a59500fa77f1ad7c54fa297d00c8707ae6db9c)
+- Merge pull request 'Configurable sponsoring disclaimer feature/33-disclaimer' (#34) from feature/33-disclaimer into dev [`e9d3574`](https://git.odit.services/lfk/document-server/commit/e9d35745997a9e948509ea67b59f5a7658f9d652)
 - 🧾New changelog file version [CI SKIP] [skip ci] [`19fbf50`](https://git.odit.services/lfk/document-server/commit/19fbf50f6f6057c5321a999b6551d05db32b5fd8)
 - Added reamde entry for the new env var [`9dd62ce`](https://git.odit.services/lfk/document-server/commit/9dd62cefa94bf3f0bf8e77fd25e7ca1ec4b30e2b)
 
diff --git a/Dockerfile b/Dockerfile
index 26c1bd3..b0c54e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Typescript Build
-FROM registry.odit.services/mirror/node:14.15.1-alpine3.12
+FROM registry.odit.services/hub/library/node:14.15.1-alpine3.12
 WORKDIR /app
 COPY package.json ./
 RUN npm i -g pnpm
@@ -8,7 +8,7 @@ COPY tsconfig.json ./
 COPY src ./src
 RUN pnpm run build
 # final image
-FROM registry.odit.services/mirror/alpine:3.13.1
+FROM registry.odit.services/hub/library/alpine:3.13.1
 WORKDIR /app
 RUN apk add --no-cache \
       chromium \
diff --git a/docker-compose.yml b/docker-compose.yml
index cb5d403..ff15c07 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,9 +1,15 @@
-version: "3"
-services:
-  document_server:
-    build: .
-    ports:
-      - 4010:4010
-    environment:
-      APP_PORT: 4010
-      NODE_ENV: production
\ No newline at end of file
+version: "3"
+services:
+  document_server:
+    build: .
+    ports:
+      - 4010:4010
+    environment:
+      APP_PORT: 4010
+      NODE_ENV: production
+      EVENT_NAME: "Lauf für Kaya! 2021"
+      CURRENCY_SYMBOL: "€"
+      API_KEY: RYRccAJ4SKZnZaEci6Nyk9Z6mw3sD94fyKJ74WNzi6hLkxGNyJDrKPkxBmPwvR4f
+      CONTRACTS_PER_RUNNER: 2
+      SPONSORING_RECEIPT_MINIMUM_AMOUNT: 50
+      DISCLAIMER_TEXT: "Rechtsgrundlage unserer Datenverarbeitung aufgrund freiwilliger Einwilligung ist Art. 6 Abs. 1 e), Abs. 3 DSGVO i.V.m. Art. 85 BayEUG. Mit Ihrer Unterschrift willigen Sie in unsere Datennutzung zum Zwecke des Lauf für Kaya! ein. Die Daten für Spendenquittungen"
\ No newline at end of file
diff --git a/package.json b/package.json
index af57d63..2483833 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@odit/lfk-document-server",
-  "version": "0.4.0",
+  "version": "0.4.2",
   "description": "The document generation server for the LfK! runner system. This generates certificates, sponsoring aggreements and more",
   "main": "src/app.ts",
   "scripts": {
diff --git a/src/config.ts b/src/config.ts
index 7dbc3c0..ed07fd0 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -13,7 +13,7 @@ export const config = {
     sponor_logos: getSponsorLogos(),
     api_key: getApiKey(),
     disclaimer_text: process.env.DISCLAIMER_TEXT || "",
-    contracts_per_runner: process.env.CONTRACTS_PER_RUNNER || 1,
+    contracts_per_runner: parseInt(process.env.CONTRACTS_PER_RUNNER) || 1,
 }
 let errors = 0
 if (typeof config.internal_port !== "number") {
diff --git a/src/controllers/PdfController.ts b/src/controllers/PdfController.ts
index 0aad6c7..619dc81 100644
--- a/src/controllers/PdfController.ts
+++ b/src/controllers/PdfController.ts
@@ -71,7 +71,20 @@ export class PdfController {
     private mapCardGroupNames(cards: RunnerCard[]): RunnerCard[] {
         let response = new Array<RunnerCard>();
         for (let card of cards) {
-            if (!card.runner.group.parentGroup) {
+            if (!card.runner) {
+                card.runner = {
+                    id: 0,
+                    firstname: "Blank",
+                    lastname: "Blank",
+                    distance: 0,
+                    group: {
+                        id: 0,
+                        name: "Blank",
+                        fullName: "Blank"
+                    }
+                }
+            }
+            else if (!card.runner.group.parentGroup) {
                 card.runner.group.fullName = card.runner.group.name;
             }
             else {