diff --git a/gpl-lgpl.tex b/gpl-lgpl.tex
index 40439132f631a4d7ac36f6a5ac855e2faf94dc9b..bb2aaa94d056a6f6b7f89bcc2252dd490b00dfe5 100644
--- a/gpl-lgpl.tex
+++ b/gpl-lgpl.tex
@@ -3841,7 +3841,7 @@ sue for patent infringement)''.
 ``Express'', as used GPLv3~\S11\P3, is a term often used in legal writing as
 an antonym to ``implied''.  Thus, GPLv3's definition of ``patent license''
 does not include those patent licenses which arise by
-implication or operation of law\footnote{FIXME: explain this}.
+implication or operation of law\footnote{FIXME-URGENT: explain this}.
 Instead, GPLv3~\S11\P3--5 are specifically concerned with explicit promises
 that are purportedly legally enforceable.