diff --git a/tools/docca b/tools/docca
index 48934b5d6d..6680b8d055 160000
--- a/tools/docca
+++ b/tools/docca
@@ -1 +1 @@
-Subproject commit 48934b5d6dcc05c11f3a00998c956f5ad4ace6fa
+Subproject commit 6680b8d0553071ea9decb4850145b08770b7cc8d