diff --git a/artiq/firmware/ksupport/api.rs b/artiq/firmware/ksupport/api.rs
index c085aa08b..06d7c1d89 100644
--- a/artiq/firmware/ksupport/api.rs
+++ b/artiq/firmware/ksupport/api.rs
@@ -115,6 +115,11 @@ static mut API: &'static [(&'static str, *const ())] = &[
 
     /* exceptions */
     api!(_Unwind_Resume = ::unwind::_Unwind_Resume),
+    api!(__nac3_personality = ::eh_artiq::personality),
+    api!(__nac3_raise = ::eh_artiq::raise),
+    api!(__nac3_resume = ::eh_artiq::resume),
+    api!(__nac3_end_catch = ::eh_artiq::end_catch),
+    /* legacy exception symbols */
     api!(__artiq_personality = ::eh_artiq::personality),
     api!(__artiq_raise = ::eh_artiq::raise),
     api!(__artiq_resume = ::eh_artiq::resume),