diff --git a/dumpet.spec b/dumpet.spec
index ee40930..9a886fb 100644
--- a/dumpet.spec
+++ b/dumpet.spec
@@ -15,7 +15,7 @@ DumpET is a utility to aid in the debugging of bootable CD-ROM images.
 %setup -q
 
 %build
-make %{?_smp_mflags} CFLAGS="%{optflags}"
+make %{?_smp_mflags} CFLAGS="%{optflags} $(pkg-config --cflags libxml-2.0)"
 
 %install
 rm -rf %{buildroot}