diff --git a/external/iv b/external/iv
index 2b01af6a55..67b6b20ed8 160000
--- a/external/iv
+++ b/external/iv
@@ -1 +1 @@
-Subproject commit 2b01af6a55a3935575f136c3cd16e6e1f873a0a7
+Subproject commit 67b6b20ed8784da3a8070cc1042f65e11cdf8b08