diff --git a/listframes.lua b/listframes.lua
index e8d8665..b26f68d 100644
--- a/listframes.lua
+++ b/listframes.lua
@@ -60,7 +60,7 @@ local function redrawEntry(idx)
         local xPos, yPos = entryFrame.getPosition()
         local xSize, ySize = entryFrame.getSize()
         local visible = (yPos+ySize-1) >= paginationPos and yPos <= th
-        debugLog.writeLine(string.format("[redrawEntry] idx=%d, yPos=%d, visible=%t", idx, yPos, visible))
+        debugLog.writeLine(string.format("[redrawEntry] idx=%d, yPos=%d, visible=%s", idx, yPos, tostring(visible)))
         debugLog.flush()
         entryFrame.setVisible(visible)
     end