diff --git a/CHANGELOG.md b/CHANGELOG.md
index d47c65d..c93f1a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## Release/Patch Notes
 
-### Version 1.4.5 - 2024-??-??
+### Version 1.4.5 - 2024-06-17 (FOUNDRY V12+ COMPATIBLE ONLY)
 
 - Fix [GitHub #111] - v12 Compatibility. There are various issues that have arisen in the change to v12, the Agent sheet being broken being the most obvious. But several issues with rolls and with Dice So Nice were also fixed.
 - Fix - Lethality toggle not updating properly.
diff --git a/system.json b/system.json
index dba6737..e30c5e8 100644
--- a/system.json
+++ b/system.json
@@ -17,7 +17,7 @@
   ],
   "version": "1.3.5",
   "compatibility": {
-    "minimum": "11",
+    "minimum": "12",
     "verified": "12",
     "maximum": "12"
   },