diff --git a/.ddev/commands/web/install-magento b/.ddev/commands/web/install-magento
index 0e48243..edde46d 100755
--- a/.ddev/commands/web/install-magento
+++ b/.ddev/commands/web/install-magento
@@ -44,6 +44,18 @@ rm -rf magento-temp
 # change to magento directory
 cd "${MAGENTO_FOLDER}" || exit 1
 
+# configure Hyvä theme GitHub repositories
+composer config repositories.hyva-themes/magento2-theme-module git https://github.com/hyva-themes/magento2-theme-module.git
+composer config repositories.hyva-themes/magento2-default-theme git https://github.com/hyva-themes/magento2-default-theme.git
+composer config repositories.hyva-themes/magento2-default-theme-csp git https://github.com/hyva-themes/magento2-default-theme-csp.git
+composer config repositories.hyva-themes/magento2-base-layout-reset git https://github.com/hyva-themes/magento2-base-layout-reset.git
+composer config repositories.hyva-themes/magento2-compat-module-fallback git https://github.com/hyva-themes/magento2-compat-module-fallback.git
+composer config repositories.hyva-themes/magento2-mollie-theme-bundle git https://github.com/hyva-themes/magento2-mollie-theme-bundle.git
+composer config repositories.hyva-themes/magento2-luma-checkout git https://github.com/hyva-themes/magento2-luma-checkout.git
+composer config repositories.hyva-themes/magento2-theme-fallback git https://github.com/hyva-themes/magento2-theme-fallback.git
+composer config repositories.hyva-themes/magento2-order-cancellation-webapi git https://github.com/hyva-themes/magento2-order-cancellation-webapi.git
+composer config repositories.hyva-themes/magento2-email-module git https://github.com/hyva-themes/magento2-email-module.git
+
 # Remove *.sample extension
 find . -name "*.sample" -type f -exec sh -c 'mv "$1" "${1%.sample}"' _ {} \;
 rm -f package-lock.json # remove basic package-lock.json to avoid conflicts
@@ -81,8 +93,8 @@ bin/magento sampledata:deploy
 # add path repository pointing to the module at the repo root
 composer config --json repositories.mageforge '{"type":"path","url":"..","options":{"symlink":false}}'
 
-# require module from path repo
-composer require 'openforgeproject/mageforge:*'
+# require Hyvä theme and mageforge module
+composer require 'hyva-themes/magento2-default-theme' 'openforgeproject/mageforge:*'
 
 # enable module
 bin/magento setup:upgrade