diff --git a/contrib/03.callcc/callcc.c b/contrib/03.callcc/callcc.c
index 8342f0f2..f516e8c7 100644
--- a/contrib/03.callcc/callcc.c
+++ b/contrib/03.callcc/callcc.c
@@ -287,6 +287,10 @@ pic_callcc_callcc(pic_state *pic)
 void
 pic_init_callcc(pic_state *pic)
 {
+  pic_deflibrary (pic, "(picrin control)") {
+    pic_define(pic, "escape", pic_ref(pic, pic->PICRIN_BASE, "call-with-current-continuation"));
+  }
+
   pic_deflibrary (pic, "(scheme base)") {
     pic_redefun(pic, pic->PICRIN_BASE, "call-with-current-continuation", pic_callcc_callcc);
     pic_redefun(pic, pic->PICRIN_BASE, "call/cc", pic_callcc_callcc);