diff --git a/examples/ioat/kperf/kmod/.gitignore b/examples/ioat/kperf/kmod/.gitignore
index ea1068b97..1602fff22 100644
--- a/examples/ioat/kperf/kmod/.gitignore
+++ b/examples/ioat/kperf/kmod/.gitignore
@@ -1,3 +1,4 @@
+.cache.mk
 .tmp_versions
 dmaperf.mod.c
 modules.order