diff --git a/Modules/Setup.in b/Modules/Setup.in
index beb5639..d525b42 100644
--- a/Modules/Setup.in
+++ b/Modules/Setup.in
@@ -94,6 +94,7 @@
 posix posixmodule.c		# posix (UNIX) system calls
 signal signalmodule.c		# signal(2)
 _sre _sre.c			# Fredrik Lundh's new regular expressions
+_exceptions _exceptions.c	# Class-based standard exceptions
 
 # The SGI specific GL module: