diff --git a/tools/.gitignore b/tools/.gitignore
index 879d5f6fcd..abded4c6ce 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -16,5 +16,6 @@
 /mkversion
 /nxstyle
 /rmcr
+/incdir
 /.k2h-body.dat
 /.k2h-apndx.dat
diff --git a/tools/Makefile.host b/tools/Makefile.host
index 2531c207f7..249b380c13 100644
--- a/tools/Makefile.host
+++ b/tools/Makefile.host
@@ -285,6 +285,8 @@ clean:
 	$(call DELFILE, nxstyle.exe)
 	$(call DELFILE, rmcr)
 	$(call DELFILE, rmcr.exe)
+	$(call DELFILE, incdir)
+	$(call DELFILE, incdir.exe)
 ifneq ($(CONFIG_WINDOWS_NATIVE),y)
 	$(Q) rm -rf *.dSYM
 endif