diff --git a/.github/workflows/test5.yml b/.github/workflows/test5.yml
index 3d659465..d8449431 100644
--- a/.github/workflows/test5.yml
+++ b/.github/workflows/test5.yml
@@ -59,12 +59,12 @@ jobs:
           echo "      <ul>"
                   for i in $(echo $BOARD | sed "s/,/ /g")
                   do
-                      unset BOARD_NAME
+                      unset BOARD_NAME BOARD_MAINTAINER
                       B=$(ls -1 config/boards/${i}* 2> /dev/null || true)
                       [[ -n $B ]] && source $B
                       if [[ -n $B ]]; then
                       echo "        <li>$i</li>"
-                      [[ $BOARD_MAINTAINER != *$MAINTAINER_GITHUB* ]] && MAINTAINER_GITHUB+="$MAINTAINER_GITHUB"
+                      [[ -n $BOARD_MAINTAINER && $BOARD_MAINTAINER != *$MAINTAINER_GITHUB* ]] && MAINTAINER_GITHUB+="$MAINTAINER_GITHUB"
                       sed -i "s/BOARD_MAINTAINER.*/BOARD_MAINTAINER=\"$MAINTAINER_GITHUB\"/" config/boards/${i}* 
                       fi
                   done