diff --git a/pester.sh b/pester.sh
index d78fd7df21..6e7102f388 100755
--- a/pester.sh
+++ b/pester.sh
@@ -3,4 +3,4 @@ export CORE_ROOT=$(pwd)/bin
 # XML files are not executable
 chmod -x pester-tests.xml
 # Fix tty due to possible bug in .NET
-stty echo
+stty echo || true