diff --git a/libguestfs.changes b/libguestfs.changes
index b2716ff..8c8d7e2 100644
--- a/libguestfs.changes
+++ b/libguestfs.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Nov 13 15:25:29 CET 2012 - ohering@suse.de
+
+- disable ruby when building for SLES11
+
 -------------------------------------------------------------------
 Thu Nov  8 16:17:09 CET 2012 - ohering@suse.de
 
diff --git a/libguestfs.spec b/libguestfs.spec
index a30711c..e5167d7 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -29,6 +29,7 @@
 %if "%_project" == "Virtualization"
 # leave features enabled in OBS main repo
 %else
+%define with_ruby 0
 %define with_hivex 0
 %define with_zerofree 0
 %endif