diff --git a/ice-9/ChangeLog b/ice-9/ChangeLog
index b4f50ef1a..3333ea6c6 100644
--- a/ice-9/ChangeLog
+++ b/ice-9/ChangeLog
@@ -1,3 +1,7 @@
+Tue Apr 29 06:54:46 1997  Gary Houston  <ghouston@actrix.gen.nz>
+
+	* boot-9.scm: don't define timer-thunk or gc-thunk.
+
 Sun Apr 27 17:56:09 1997  Jim Blandy  <jimb@floss.cyclic.com>
 
 	* aclocal.m4: Removed; unnecessary, given changes of Apr 24.
diff --git a/ice-9/boot-9.scm b/ice-9/boot-9.scm
index 919b5d7ae..a5f868e32 100644
--- a/ice-9/boot-9.scm
+++ b/ice-9/boot-9.scm
@@ -598,8 +598,6 @@
 ;    (21 TICK_SIGNAL "tick")))
 
 
-(define (timer-thunk) #t)
-(define (gc-thunk) #t)
 (define (alarm-thunk) #t)
 
 (define (signal-handler n)