diff --git a/man/building.texi b/man/building.texi
index 2182cccd8b9..c362b817034 100644
--- a/man/building.texi
+++ b/man/building.texi
@@ -518,7 +518,7 @@ value is displayed in the echo area.
 With GDB in text command mode (@pxref{GDB Graphical Interface}),
 it is possible that use of GUD tooltips can cause a function to be
 called with harmful side-effects.  In this case, Emacs disables
-gud-tooltip-mode.
+them.
 
 @node Commands of GUD
 @subsection Commands of GUD