diff --git a/vendor/github.com/griesbacher/check_x b/vendor/github.com/griesbacher/check_x
deleted file mode 160000
index 6fd9460..0000000
--- a/vendor/github.com/griesbacher/check_x
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 6fd94606e8b402c25cbbf22cce764e65f3fd2c21