diff --git a/build.sh b/build.sh
index aff5967..754b7d9 100755
--- a/build.sh
+++ b/build.sh
@@ -7,9 +7,9 @@ PKG_DIR="./chillcraftos-default-settings"
 PKG_SIZE=$(du -sk "$PKG_DIR" | cut -f1)
 
 # Update control file
-sed -i "s/Installed-Size: INSTSIZE/Installed-Size: $PKG_SIZE/" "$PKG_DIR/DEBIAN/control"
+sed -i "/^Installed-Size:/c\Installed-Size: $PKG_SIZE" "$PKG_DIR/DEBIAN/control"
 
 # Build the .deb package
-dpkg-deb --build "$PKG_DIR" ../chillcraftos-default-settings.deb
+dpkg-deb --build "$PKG_DIR" ./chillcraftos-default-settings.deb
 
 echo "Package built with Installed-Size: $PKG_SIZE KB"