diff --git a/Sources/PText.cpp b/Sources/PText.cpp
index 46fadaf..01146ae 100644
--- a/Sources/PText.cpp
+++ b/Sources/PText.cpp
@@ -465,6 +465,9 @@ void PText::ApplySettings(const BMessage& msg)
 	if (msg.FindInt32("tabstop", &i) == B_OK)
 		fTabStops = i;
 
+	if (msg.FindBool("show invisibles", &b) == B_OK)
+		fShowInvisibles = b;
+
 	if (gRestoreFont)
 	{
 		if (msg.FindBool("show tabs", &b) == B_OK)
@@ -542,6 +545,8 @@ void PText::CollectSettings(BMessage& msg)
 		FailOSErr(msg.AddInt32("tabstop", TabStops()));
 	FailOSErr(msg.AddBool("show tabs", Doc()->ToolBar()->ShowsTabs()));
 
+	FailOSErr(msg.AddBool("show invisibles", fShowInvisibles));
+
 	FailOSErr(msg.AddInt32("fontkind", fFontKind));
 	if (fFontKind == kIndividualFont) {
 		font_family ff;