diff --git a/tests/fulltest.sh b/tests/fulltest.sh
index 0674469..40fdcdd 100755
--- a/tests/fulltest.sh
+++ b/tests/fulltest.sh
@@ -34,12 +34,12 @@ fi
 ping -c 1 sptest.example.edu &>/dev/null
 if [ $? -ne '0' ]; then
   echo "adding hosts record for sp..."
-  sudo echo "127.0.0.1 sptest.example.edu" >> /etc/hosts
+  echo '127.0.0.1 sptest.example.edu' | sudo tee -a /etc/hosts
 fi
 ping -c 1 idp.example.edu &>/dev/null
 if [ $? -ne '0' ]; then
   echo "adding hosts record for idp..."
-  sudo echo "127.0.0.1 idp.example.edu" >> /etc/hosts
+  echo '127.0.0.1 idp.example.edu' | sudo tee -a /etc/hosts
 fi
 
 echo "Attempting full-cycle test..."