diff --git a/scheme/cyclone/primitives.sld b/scheme/cyclone/primitives.sld
index a77cfbe1..f7e4b35f 100644
--- a/scheme/cyclone/primitives.sld
+++ b/scheme/cyclone/primitives.sld
@@ -61,6 +61,8 @@
       (memq 
         exp
        '(
+         apply
+         Cyc-fast-apply
          Cyc-set-cvar!
          Cyc-spawn-thread!
          Cyc-end-thread!