diff --git a/src/rt/rustrt.def.in b/src/rt/rustrt.def.in
index 8fc8fceff8645..fca10ac3ef49b 100644
--- a/src/rt/rustrt.def.in
+++ b/src/rt/rustrt.def.in
@@ -21,7 +21,6 @@ rand_new_seeded
 rand_seed_size
 rand_gen_seed
 rand_next
-rand_seed
 rust_get_sched_id
 rust_get_argc
 rust_get_argv