1 files changed, 2 insertions, 0 deletions
diff --git a/pager.c b/pager.c
index 896f40fcd2..9c24ce6263 100644
--- a/pager.c
+++ b/pager.c
@@ -234,6 +234,8 @@ int term_columns(void)
  */
 void term_clear_line(void)
 {
+	if (!isatty(2))
+		return;
 	if (is_terminal_dumb())
 		/*
 		 * Fall back to print a terminal width worth of space