diff --git a/IRIS_VERSION b/IRIS_VERSION
index 4995003ff690155fa82a537d52e62ba7d92f1557..bd534daa51db558c9832c6909876f40eff3d116e 100644
--- a/IRIS_VERSION
+++ b/IRIS_VERSION
@@ -1 +1 @@
-794c6660f312ee1c4fd95ea11eeab22d6fbe85b9
+bb5e21f21fd1b5be820005eb53750f84270ab4ec