diff --git a/src/system/libroot/posix/glibc/libio/Jamfile b/src/system/libroot/posix/glibc/libio/Jamfile
index cd82c91285..ef46e3d070 100644
--- a/src/system/libroot/posix/glibc/libio/Jamfile
+++ b/src/system/libroot/posix/glibc/libio/Jamfile
@@ -69,6 +69,7 @@ MergeObject posix_gnu_libio.o :
 	iovsprintf.c
 	iovsscanf.c
 #	obprintf.c
+	oldtmpfile.c
 	pclose.c
 	peekc.c
 	putc.c