diff --git a/libdap-server-core b/libdap-server-core
index a6d3208969d258a05c1d5435c22869a95ee93fd8..2156ccd08534c3e77c024285e9d02dc324e2cc78 160000
--- a/libdap-server-core
+++ b/libdap-server-core
@@ -1 +1 @@
-Subproject commit a6d3208969d258a05c1d5435c22869a95ee93fd8
+Subproject commit 2156ccd08534c3e77c024285e9d02dc324e2cc78