diff --git a/live-build/auto/config b/live-build/auto/config
index 0dbc1e3a..5ef9549f 100755
--- a/live-build/auto/config
+++ b/live-build/auto/config
@@ -619,7 +619,7 @@ echo "LB_CHROOT_HOOKS=\"$CHROOT_HOOKS\"" >> config/chroot
 echo "LB_BINARY_HOOKS=\"$BINARY_HOOKS\"" >> config/binary
 echo "BUILDSTAMP=\"$NOW\"" >> config/binary
 if [ -n "$IMAGE_FLAVORS" ]; then
-	echo "LB_IMAGE_FLAVORS="$IMAGE_FLAVORS" >> config/binary
+	echo "LB_IMAGE_FLAVORS=\"$IMAGE_FLAVORS\"" >> config/binary
 fi
 
 case $ARCH+$SUBARCH in