diff --git a/build.sh b/build.sh
index 2f3883a4..05db956d 100644
--- a/build.sh
+++ b/build.sh
@@ -701,6 +701,7 @@ fi
 scripts/feeds install -a
 cp .config.keep .config
 scripts/feeds install kmod-macremapper
+chmod -R 777 feeds/openmptcprouter
 echo "Done"
 
 if [ ! -f "../../../$OMR_TARGET_CONFIG" ]; then
@@ -711,4 +712,4 @@ fi
 echo "Building $OMR_DIST for the target $OMR_TARGET with kernel ${OMR_KERNEL}"
 make defconfig
 make IGNORE_ERRORS=m "$@"
-echo "Done"
+echo "Done"
\ No newline at end of file