diff --git a/bootstrap.conf b/bootstrap.conf
index d83c70d5..3f2fa842 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -44,7 +44,7 @@ gnulib_modules='
   realloc-posix
   relocatable-prog relocatable-script
   rename
-  spawn-pipe stdbool stpcpy strdup-posix strerror strverscmp
+  spawn-pipe stdbool stpcpy stpncpy strdup-posix strerror strverscmp
   timevar
   unicodeio unistd unistd-safer unlink unlocked-io
   update-copyright unsetenv verify
diff --git a/gnulib b/gnulib
index cf6d5db1..ac34618e 160000
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit cf6d5db1271b36de3c9a4759e9382579a710d422
+Subproject commit ac34618e85013bfec4650f02e8e79c5de6d80fb3