diff --git a/packages/mediacenter/JsonSchemaBuilder/package.mk b/packages/mediacenter/JsonSchemaBuilder/package.mk
index b61af9fcfc..b62b79a200 100644
--- a/packages/mediacenter/JsonSchemaBuilder/package.mk
+++ b/packages/mediacenter/JsonSchemaBuilder/package.mk
@@ -1,11 +1,12 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
+# Copyright (C) 2019-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="JsonSchemaBuilder"
 PKG_VERSION="0"
 PKG_LICENSE="GPL"
 PKG_SITE="http://www.kodi.tv"
-PKG_URL=""
+PKG_DEPENDS_UNPACK="kodi"
 PKG_NEED_UNPACK="$(get_pkg_directory $MEDIACENTER)"
 PKG_LONGDESC="kodi-platform:"
 
diff --git a/packages/mediacenter/TexturePacker/package.mk b/packages/mediacenter/TexturePacker/package.mk
index 8faa689907..ed8ee075be 100644
--- a/packages/mediacenter/TexturePacker/package.mk
+++ b/packages/mediacenter/TexturePacker/package.mk
@@ -1,12 +1,13 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
+# Copyright (C) 2019-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="TexturePacker"
 PKG_VERSION="0"
 PKG_LICENSE="GPL"
 PKG_SITE="http://www.kodi.tv"
-PKG_URL=""
 PKG_DEPENDS_HOST="lzo:host libpng:host libjpeg-turbo:host giflib:host"
+PKG_DEPENDS_UNPACK="kodi"
 PKG_NEED_UNPACK="$(get_pkg_directory $MEDIACENTER)"
 PKG_LONGDESC="kodi-platform:"
 
diff --git a/packages/security/nspr/package.mk b/packages/security/nspr/package.mk
index 7d16ac8df0..fd63908000 100644
--- a/packages/security/nspr/package.mk
+++ b/packages/security/nspr/package.mk
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright (C) 2009-2012 Stephan Raue (stephan@openelec.tv)
+# Copyright (C) 2019-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="nspr"
 PKG_VERSION="4.19"
@@ -7,6 +8,7 @@ PKG_LICENSE="Mozilla Public License"
 PKG_SITE="http://www.linuxfromscratch.org/blfs/view/svn/general/nspr.html"
 PKG_DEPENDS_HOST="ccache:host"
 PKG_DEPENDS_TARGET="toolchain nss:host"
+PKG_DEPENDS_UNPACK="nss"
 PKG_LONGDESC="Netscape Portable Runtime (NSPR) provides a platform-neutral API for system level and libc like functions"
 PKG_TOOLCHAIN="configure"
 PKG_BUILD_FLAGS="-parallel"
diff --git a/scripts/build b/scripts/build
index 8c7c5a473c..3317a1dfe3 100755
--- a/scripts/build
+++ b/scripts/build
@@ -58,7 +58,12 @@ if [ -f $STAMP ]; then
   fi
 fi
 
-$SCRIPTS/unpack $PACKAGE_NAME
+if [ -n "${PKG_DEPENDS_UNPACK}" ]; then
+  for p in ${PKG_DEPENDS_UNPACK}; do
+    $SCRIPTS/unpack "${p}" "${PARENT_PKG}"
+  done
+fi
+$SCRIPTS/unpack "${PACKAGE_NAME}" "${PARENT_PKG}"
 
 # build dependencies, only when PKG_DEPENDS_? is filled
 unset _pkg_depends