1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/yosys.h b/kernel/yosys.h
index a4836f35a..5f3c3577d 100644
--- a/kernel/yosys.h
+++ b/kernel/yosys.h
@@ -138,6 +138,7 @@ YOSYS_NAMESPACE_BEGIN
 using std::vector;
 using std::string;
 using hashlib::mkhash;
+using hashlib::mkhash_init;
 using hashlib::mkhash_add;
 using hashlib::mkhash_xorshift;
 using hashlib::hash_ops;