diff --git a/dgl/src/pugl-upstream b/dgl/src/pugl-upstream
index 3a520fe2..040e94b2 160000
--- a/dgl/src/pugl-upstream
+++ b/dgl/src/pugl-upstream
@@ -1 +1 @@
-Subproject commit 3a520fe251655aeb63929c124146f06eaad318b0
+Subproject commit 040e94b26395451b78f5cbe0b7f208afcf28af1b