diff --git a/Ports/build_installed.sh b/Ports/build_installed.sh
index 8fbb4851fe..8df89e097f 100755
--- a/Ports/build_installed.sh
+++ b/Ports/build_installed.sh
@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
+. ".hosted_defs.sh"
 
-packagesdb="${SERENITY_BUILD_DIR}/packages.db"
+packagesdb="${SERENITY_INSTALL_ROOT}/usr/Ports/packages.db"
 
 clean=false
 case "$1" in