diff --git a/libdap b/libdap
index 6c5dd5a5b0de5573b03ed144c651352467a56101..f91fb3b3b6a69ef53531c8fd729592cdff4ec442 160000
--- a/libdap
+++ b/libdap
@@ -1 +1 @@
-Subproject commit 6c5dd5a5b0de5573b03ed144c651352467a56101
+Subproject commit f91fb3b3b6a69ef53531c8fd729592cdff4ec442