diff --git a/eclipse.spec b/eclipse.spec
index 3ca7c3e..6c3a585 100644
--- a/eclipse.spec
+++ b/eclipse.spec
@@ -76,6 +76,7 @@ BuildRequires:  gtk2-devel
 BuildRequires:  glib2-devel
 BuildRequires:  mozilla >= 1.7.5
 BuildRequires:  mozilla-devel >= 1.7.5
+BuildRequires:  xorg-x11-devel
 BuildRequires:	gcc-java >= 4.0.0-0.30
 BuildRequires:	java-1.4.2-gcj-compat-devel >= 1.4.2.0-40jpp_4rh
 
@@ -962,6 +963,7 @@ fi
 - Add s390 and s390x patches.
 - Don't build for s390, though, due to gcc bug.
 - Change %{eclipse_arch} to %{_arch} as the names all line up now.
+- Add xorg-x11-devel BuildRequires.
 
 * Fri Mar 04 2005 Andrew Overholt <overholt@redhat.com> 3.1.0_fc-0.M5.10
 - Add proper mozilla version.