diff --git a/Session-Open-Groups.md b/Session-Open-Groups.md
index 25cdb00..0ade49e 100644
--- a/Session-Open-Groups.md
+++ b/Session-Open-Groups.md
@@ -90,6 +90,8 @@
 
 - Uncensored → http://open2.hesiod.network/uncensored?public_key=58dc124cc38e4d03449037e9a4a86a2e5c2a648938eb824a5cdf3b6a80fab07d
 
+- Modern Survival → http://sog.caliban.org/modernsurvival?public_key=118df8c6c471ac0468c7c77e1cdc12f24a139ee8a07c6e3bf4e7855640dad821
+
 
 ### 🎳  Arts, Hobbies & Entertainment