diff --git a/dgl/src/pugl-upstream b/dgl/src/pugl-upstream
index f7b3fe46..311dd39b 160000
--- a/dgl/src/pugl-upstream
+++ b/dgl/src/pugl-upstream
@@ -1 +1 @@
-Subproject commit f7b3fe466e7c443b4ec60901899fc538b66c0cc1
+Subproject commit 311dd39b15a1603da65769f5eb9cdea5d7e97e19