diff --git a/src/kernel/Jamfile b/src/kernel/Jamfile
index 09803cb9c5..a251abf440 100644
--- a/src/kernel/Jamfile
+++ b/src/kernel/Jamfile
@@ -130,6 +130,7 @@ KernelLd libroot.so :
 	posix_stdio.o
 	posix_gnu_ext.o
 	posix_gnu_libio.o
+	posix_gnu_regex.o
 	posix_gnu_stdio.o
 	posix_gnu_wcsmbs.o
 	posix_stdlib.o