diff --git a/Telegram/ThirdParty/libprisma b/Telegram/ThirdParty/libprisma
index 4521ec4da..b9a1ed1a1 160000
--- a/Telegram/ThirdParty/libprisma
+++ b/Telegram/ThirdParty/libprisma
@@ -1 +1 @@
-Subproject commit 4521ec4dac39e64b66033de16b342d9f61d8b9c3
+Subproject commit b9a1ed1a1918b700eb3d140f5047f4f7533421c2