diff --git a/src/modules/systemlib/param/param_shmem.c b/src/modules/systemlib/param/param_shmem.c
index f011f5ddae..a3d3d453b2 100644
--- a/src/modules/systemlib/param/param_shmem.c
+++ b/src/modules/systemlib/param/param_shmem.c
@@ -974,6 +974,9 @@ param_export(int fd, bool only_unsaved)
 
 		s->unsaved = false;
 
+		/* Make sure to get latest from shmem before saving. */
+		update_from_shmem(s->param, &s->val);
+
 		/* append the appropriate BSON type object */
 
 		switch (param_type(s->param)) {