diff --git a/src/ikarus.boot b/src/ikarus.boot
index ee050d1..647c3d9 100644
Binary files a/src/ikarus.boot and b/src/ikarus.boot differ
diff --git a/src/libcompile.ss b/src/libcompile.ss
index dc71867..8f15810 100644
--- a/src/libcompile.ss
+++ b/src/libcompile.ss
@@ -5279,8 +5279,6 @@
              (refresh-cached-labels!))
            (error 'current-primitive-locations "~s is not a procedure" p))])))
 
-(refresh-cached-labels!)
-
 (primitive-set! 'eval-core
   (lambda (x) ((compile-core-expr x))))
 
diff --git a/src/makefile.ss b/src/makefile.ss
index 82faf86..6d835f0 100755
--- a/src/makefile.ss
+++ b/src/makefile.ss
@@ -131,6 +131,8 @@
                     `(library (ikarus primlocs)
                        (export) ;;; must be empty
                        (import (scheme))
+                       (current-primitive-locations 
+                         (lambda (x) #f))
                        (install-library 
                           ',(gensym "system")   ;;; id
                           '(system)             ;;; name