diff --git a/src/ikarus.boot b/src/ikarus.boot
index a18a21c..fc0107c 100644
Binary files a/src/ikarus.boot and b/src/ikarus.boot differ
diff --git a/src/libcollect.ss b/src/libcollect.ss
index 666e4c9..ac0f7e3 100644
--- a/src/libcollect.ss
+++ b/src/libcollect.ss
@@ -1,13 +1,15 @@
 
-;(primitive-set! 'do-overflow
-;  (lambda ()
-;    ($do-overflow 4096)))
+(library (ikarus collect)
+  (export)
+  (import (scheme))
 
-(primitive-set! 'do-overflow
+(define do-overflow
   (lambda (n)
     (foreign-call "ik_collect" n)
     (void)))
 
+(primitive-set! 'do-overflow do-overflow)
+
 (primitive-set! 'do-overflow-words
   (lambda (n)
     (foreign-call "ik_collect" ($fxsll n 2))
@@ -33,4 +35,4 @@
 (primitive-set! 'dump-dirty-vector
   (lambda ()
     (foreign-call "ik_dump_dirty_vector")))
-
+)
diff --git a/src/makefile.ss b/src/makefile.ss
index 94ab39c..59d0298 100755
--- a/src/makefile.ss
+++ b/src/makefile.ss
@@ -232,7 +232,7 @@
       ["libcontrol0.ss"   "libcontrol0.fasl"  p0 onepass]
       ["libcontrol1.ss"   "libcontrol1.fasl"  p0 onepass]
       ["libcollect.ss"    "libcollect.fasl"   p0 onepass]
-      ["librecord.ss"     "librecord.fasl"    p0 onepass]
+    ["librecord.ss"     "librecord.fasl"    p0 onepass]
     ["libcxr.ss"        "libcxr.fasl"       p0 onepass]
       ["libnumerics.ss"   "libnumerics.fasl"  p0 onepass]
     ["libguardians.ss"  "libguardians.fasl" p0 onepass]