diff --git a/tools/yyoom b/tools/yyoom
index 1b3bfac4..9aa50c81 100755
--- a/tools/yyoom
+++ b/tools/yyoom
@@ -277,6 +277,9 @@ def _setup_logging(verbose=True):
 def _get_yum_base():
     base = yum.YumBase()
     base.setCacheDir(force=True)
+    # Fixes: https://bugs.launchpad.net/anvil/+bug/1210657
+    # See: http://lists.baseurl.org/pipermail/yum-devel/2013-January/009873.html
+    base._override_sigchecks = True
     return base