diff --git a/tt/teabag.sh b/tt/teabag.sh
index 98e57cc..ab6b3aa 100755
--- a/tt/teabag.sh
+++ b/tt/teabag.sh
@@ -243,10 +243,12 @@ report() {
     read -p "Press Enter to continue"
   fi
 
-# update grading
-  cd ${REPOS[0]%/*}-joj
-  git pull
-  cd ..
+  # update grading
+  if [ -n "$SCOREBOARD" ]; then
+    cd ${REPOS[0]%/*}-joj
+    git pull
+    cd ..
+  fi
 
   let nb=1
 	for t in ${REPOS[@]}; do