diff --git a/core/bootstrap/stage1.factor b/core/bootstrap/stage1.factor
index 64402ca2e1..5c55bb15ca 100755
--- a/core/bootstrap/stage1.factor
+++ b/core/bootstrap/stage1.factor
@@ -32,7 +32,6 @@ load-help? off
     "libc" require
 
     "io.streams.c" require
-    "io.thread" require
     "vocabs.loader" require
     
     "syntax" require
diff --git a/core/bootstrap/stage2.factor b/core/bootstrap/stage2.factor
index 3b98e89095..c6afdfe749 100755
--- a/core/bootstrap/stage2.factor
+++ b/core/bootstrap/stage2.factor
@@ -56,6 +56,8 @@ parse-command-line
 
 "-no-crossref" cli-args member? [ do-crossref ] unless
 
+"io.thread" require
+
 ! Set dll paths
 os wince? [ "windows.ce" require ] when
 os winnt? [ "windows.nt" require ] when