diff --git a/src/zero b/src/zero
index 37009996cb0b006348fdce6c4ff26bda83922d84..7bf7e6faac2813365f5847ddf4635093b20f5aaf 160000
--- a/src/zero
+++ b/src/zero
@@ -1 +1 @@
-Subproject commit 37009996cb0b006348fdce6c4ff26bda83922d84
+Subproject commit 7bf7e6faac2813365f5847ddf4635093b20f5aaf
diff --git a/zero b/zero
deleted file mode 160000
index 37009996cb0b006348fdce6c4ff26bda83922d84..0000000000000000000000000000000000000000
--- a/zero
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 37009996cb0b006348fdce6c4ff26bda83922d84