diff --git a/degesch.c b/degesch.c
index 1808de2..f2d5b4e 100644
--- a/degesch.c
+++ b/degesch.c
@@ -1151,6 +1151,7 @@ buffer_activate (struct app_context *ctx, struct buffer *buffer)
 		rl_point = buffer->saved_point;
 		rl_mark = buffer->saved_mark;
 		free (buffer->saved_line);
+		buffer->saved_line = 0;
 
 		if (ctx->readline_prompt_shown)
 			rl_redisplay ();