diff --git a/src/Text3.cpp b/src/Text3.cpp
index 6262468835..d0f8981fb4 100644
--- a/src/Text3.cpp
+++ b/src/Text3.cpp
@@ -2257,6 +2257,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
 
 	FontInfo const & fontinfo = cur.real_current_font.fontInfo();
 	bool enable = true;
+	bool allow_in_passthru = false;
 	InsetCode code = NO_CODE;
 
 	switch (cmd.action()) {
@@ -2447,6 +2448,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
 		break;
 	case LFUN_ARGUMENT_INSERT: {
 		code = ARG_CODE;
+		allow_in_passthru = true;
 		Layout const & lay = cur.paragraph().layout();
 		int const numargs = lay.reqargs + lay.optargs;
 		enable = cur.paragraph().insetList().count(ARG_CODE) < numargs;
@@ -2811,7 +2813,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
 	if (code != NO_CODE
 	    && (cur.empty() 
 		|| !cur.inset().insetAllowed(code)
-		|| cur.paragraph().layout().pass_thru))
+		|| (cur.paragraph().layout().pass_thru && !allow_in_passthru)))
 		enable = false;
 
 	flag.setEnabled(enable);
diff --git a/status.20x b/status.20x
index 6db007ad42..f0b7cf2320 100644
--- a/status.20x
+++ b/status.20x
@@ -67,6 +67,8 @@ What's new
   
 - When selecting text and Insert > Preview, immediately display the
   preview (bug 8075).
+  
+- Allow arguments in PassThru environments (bug 7646).
 
 
 * DOCUMENTATION AND LOCALIZATION