diff --git a/src/modules/filesystem.lua b/src/modules/filesystem.lua
index e57a7ad..58f6e8e 100644
--- a/src/modules/filesystem.lua
+++ b/src/modules/filesystem.lua
@@ -39,7 +39,7 @@ return function(main_state, config, common, width, point)
       local update = function()
          if main_state.trigger10 == 0 then
             local status = i_o.read_file(SEAF_FILE)
-            common.text_row_set(obj, status)
+            common.text_row_set(obj, status or 'N/A')
          end
       end
       return common.mk_acc(