diff --git a/dgl/src/pugl-upstream b/dgl/src/pugl-upstream
index 40915321..ecfa8171 160000
--- a/dgl/src/pugl-upstream
+++ b/dgl/src/pugl-upstream
@@ -1 +1 @@
-Subproject commit 4091532180ee74ebedbb7690c225a363c0ebe142
+Subproject commit ecfa817136831ca2fe38561a68344f9e9076d3e7