diff --git a/extern/aurora b/extern/aurora
index aff6edf9de..9315919091 160000
--- a/extern/aurora
+++ b/extern/aurora
@@ -1 +1 @@
-Subproject commit aff6edf9de39b3c211ccb252e76331abaa9e5e01
+Subproject commit 931591909152d3c977e1b0af88fb158b0a001e8b