diff --git a/chapter04/gcc-patch.xml b/chapter04/gcc-patch.xml
index 3102617ec..2d16648a8 100644
--- a/chapter04/gcc-patch.xml
+++ b/chapter04/gcc-patch.xml
@@ -1,5 +1,5 @@
 GCC Specs Patch:
-<ulink url="&http;/gcc-3.2.3-specs-3.patch"/>
+<ulink url="&http;/gcc-3.2.3-specs-4.patch"/>
 
 GCC MMap Test Patch:
 <ulink url="&http;/gcc-3.2.3-mmap_test.patch"/>