diff --git a/platform/kobo/koreader.sh b/platform/kobo/koreader.sh
index 543e7134a..9ee0fbfa9 100755
--- a/platform/kobo/koreader.sh
+++ b/platform/kobo/koreader.sh
@@ -55,6 +55,7 @@ if [ -n "$PLATFORM" ]; then
   elif [ ! -e /etc/u-boot/$PLATFORM/u-boot.mmc ]; then
     PLATFORM=ntx508
   fi
+  export PLATFORM
 fi
 # end of value check of PLATFORM