diff --git a/input/input.c b/input/input.c
index 14d31775b0..d03e6ae540 100644
--- a/input/input.c
+++ b/input/input.c
@@ -1731,7 +1731,6 @@ static int parse_config(struct input_ctx *ictx, char *file)
             if (bs > (end - buffer))
                 memmove(buffer, end, bs - (end - buffer));
             bs -= (end - buffer);
-            buffer[bs - 1] = '\0';
             continue;
         }
     }