diff --git a/UI/Professional.ts b/UI/Professional.ts
deleted file mode 100644
index 9d6d6edeb..000000000
--- a/UI/Professional.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-import {FixedUiElement} from "./Base/FixedUiElement";
-import Combine from "./Base/Combine";
-import MoreScreen from "./BigComponents/MoreScreen";
-import Translations from "./i18n/Translations";
-import Constants from "../Models/Constants";
-import UserRelatedState from "../Logic/State/UserRelatedState";
-import {Utils} from "../Utils";
-import LanguagePicker from "./LanguagePicker";
-import IndexText from "./BigComponents/IndexText";
-import FeaturedMessage from "./BigComponents/FeaturedMessage";
-
-export default class Professional {
-    constructor() {
-        new FixedUiElement("").AttachTo("centermessage")
-        
-        const state = new UserRelatedState(undefined);
-        const intro = new Combine([
-            LanguagePicker.CreateLanguagePicker(Translations.t.index.title.SupportedLanguages())
-                .SetClass("absolute top-2 right-3"),
-            new IndexText()
-        ]);
-        new Combine([
-            intro,
-            new FeaturedMessage(),
-            new MoreScreen(state, true),
-            Translations.t.general.aboutMapcomplete
-                .Subs({"osmcha_link": Utils.OsmChaLinkFor(7)})
-                .SetClass("link-underline"),
-            new FixedUiElement("v" + Constants.vNumber)
-        ]).SetClass("block m-5 lg:w-3/4 lg:ml-40")
-            .SetStyle("pointer-events: all;")
-            .AttachTo("topleft-tools");
-    }
-}
\ No newline at end of file
diff --git a/UI/ProfessionalGui.ts b/UI/ProfessionalGui.ts
index 4e305c524..e6f4476ef 100644
--- a/UI/ProfessionalGui.ts
+++ b/UI/ProfessionalGui.ts
@@ -97,7 +97,7 @@ export default class ProfessionalGui {
             Svg.back_svg().SetStyle("height: 1.5rem;"),
             t.backToMapcomplete,
             {
-                url: window.location.host + "/index.html"
+                url: "./index.html"
             }
         )]).SetClass("block")
 
diff --git a/package.json b/package.json
index 426be1c59..683c991a6 100644
--- a/package.json
+++ b/package.json
@@ -37,9 +37,8 @@
     "optimize-images": "cd assets/generated/ &&  find -name '*.png' -exec optipng '{}' \\; && echo 'PNGs are optimized'",
     "reset:layeroverview": "echo {\\\"layers\\\":[], \\\"themes\\\":[]} > ./assets/generated/known_layers_and_themes.json",
     "generate": "mkdir -p ./assets/generated && npm run reset:layeroverview && npm run generate:images && npm run generate:charging-stations && npm run generate:translations && npm run generate:licenses && npm run generate:layeroverview",
-    "build": "npm run generate && ./scripts/build.sh",
     "generate:charging-stations": "cd ./assets/layers/charging_station && ts-node csvToJson.ts && cd -",
-    "prepare-deploy": "npm run generate && npm run test && npm run generate:editor-layer-index && npm run generate:layouts && npm run build",
+    "prepare-deploy": "./scripts/build.sh",
     "gittag": "ts-node scripts/printVersion.ts | bash",
     "lint": "tslint --project . -c tslint.json '**.ts' ",
     "clean": "rm -rf .cache/ && (find *.html | grep -v \"\\(404\\|index\\|land\\|test\\|preferences\\|customGenerator\\|professional\\|automaton\\|theme\\).html\" | xargs rm) && (ls | grep \"^index_[a-zA-Z_]\\+\\.ts$\" | xargs rm) && (ls | grep \".*.webmanifest$\" | xargs rm)",
diff --git a/scripts/build.sh b/scripts/build.sh
index 6556cac8b..c6a8f0988 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -8,25 +8,27 @@ rm -rf .cache
 mkdir dist 2> /dev/null
 mkdir dist/assets 2> /dev/null
 
+npm run generate
+npm run test
+npm run generate:editor-layer-index 
+npm run generate:layouts
+
 # Copy the layer files, as these might contain assets (e.g. svgs)
 cp -r assets/layers/ dist/assets/layers/
 cp -r assets/themes/ dist/assets/themes/
 cp -r assets/svg/ dist/assets/svg/
-echo "\n\n   Building non-theme pages"
-echo "  ==========================\n\n"
-parcel build --no-source-maps "index.html" "404.html" "professional.html" "automaton.html" "land.html" "customGenerator.html" "theme.html" vendor
-echo "\n\n   Building theme pages"
-echo "  ======================\n\n"
+echo -e "\n\n   Building non-theme pages"
+echo -e "  ==========================\n\n"
+parcel build --public-url "./"  --no-source-maps "index.html" "404.html" "professional.html" "automaton.html" "land.html" "customGenerator.html" "theme.html" vendor
+echo -e "\n\n   Building theme pages"
+echo -e "  ======================\n\n"
 
 for file in $(ls index_*.ts)
 do
     theme=${file:6:-3}
-    echo "\n\n  $theme"
-    echo " ------------ \n\n"
+    echo -e "\n\n  $theme"
+    echo -e " ------------ \n\n"
     # Builds the necessary files for just one theme, e.g. 'bookcases.html' + 'index_bookcases.ts' + supporting file
     # npm run generate && node --max_old_space_size=12000 $(which parcel)  build 
-    parcel build --no-source-maps "$theme.html" 
+    parcel build --public-url "./" --no-source-maps "$theme.html" 
 done
-
-# Optimize images
-cd dist/ &&  find -name '*.png' -exec optipng '{}' \; && echo 'PNGs are optimized'
\ No newline at end of file