diff --git a/.gitignore b/.gitignore
index d1c4e466f9..4df6c20fc5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -213,6 +213,7 @@ tools/tests/regression/installed/*
 tools/tests/regression/build/*
 tools/tests/regression/downloads/*
 tools/tests/mem-sharing/memshrtool
+tools/tests/mce-test/tools/xen-mceinj
 tools/vnet/Make.local
 tools/vnet/build/*
 tools/vnet/gc
diff --git a/.hgignore b/.hgignore
index f474c42d84..211471f370 100644
--- a/.hgignore
+++ b/.hgignore
@@ -224,6 +224,7 @@
 ^tools/tests/regression/downloads/.*$
 ^tools/tests/xen-access/xen-access$
 ^tools/tests/mem-sharing/memshrtool$
+^tools/tests/mce-test/tools/xen-mceinj$
 ^tools/vnet/Make.local$
 ^tools/vnet/build/.*$
 ^tools/vnet/gc$