diff --git a/dgl/src/pugl-upstream b/dgl/src/pugl-upstream
index d6c17abe..15f70d2a 160000
--- a/dgl/src/pugl-upstream
+++ b/dgl/src/pugl-upstream
@@ -1 +1 @@
-Subproject commit d6c17abe22399acefc00fd0b78b99ea38ce27f41
+Subproject commit 15f70d2a7606cf50d48b72408c0ab4ea7a683380