diff --git a/.bash_profile b/.bash_profile
index 887a3ed..a28d956 100644
--- a/.bash_profile
+++ b/.bash_profile
@@ -62,8 +62,8 @@ hash screen >/dev/null 2>&1 && {
     SCREENS="$(screen -list | fgrep "${HOSTNAME%%.*}" | fgrep "${TTY//\//-}")"
     case "$(echo "${SCREENS:--n}" | wc -l)" in
       0)
-        # No screens found - start a new instance.
-        screen
+        # No screens found - start a new instance, if on a tty.
+        [[ "$TTY" == *tty* ]] && screen
         ;;
       1)
         # Just one screen - reconnect if it's not dead.