diff --git a/chapter04/chapter04.xml b/chapter04/chapter04.xml
index 64ad522f0..7b4749877 100644
--- a/chapter04/chapter04.xml
+++ b/chapter04/chapter04.xml
@@ -255,7 +255,7 @@ GCC No Fixincludes Patch:
 GCC Specs Patch:
 <ulink url="&http;/gcc-3.3.1-specs-1.patch"/>
 GCC Suppress Libiberty Patch:
-<ulink url="&http;/gcc-3-3-1-suppress-libiberty.patch"/>
+<ulink url="&http;/gcc-3.3.1-suppress-libiberty.patch"/>
 
 Glibc Sscanf Patch:
 <ulink url="&http;/glibc-2.3.2-sscanf-1.patch"/>