diff --git a/.gitignore b/.gitignore
index 035e0c7c5..74bef3888 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,6 +12,7 @@
 *~
 obj_*
 Makefile.target
+Makefile.*.defines
 tools/doxygen/html
 patches-*
 tools/tunslip