diff --git a/content/rules/arcs/en-US/errata.yml b/content/rules/arcs/en-US/errata.yml
index 46ef7c6..62a15a8 100644
--- a/content/rules/arcs/en-US/errata.yml
+++ b/content/rules/arcs/en-US/errata.yml
@@ -52,7 +52,7 @@
   versions:
     - v1
   rules:
-    - '20.6'
+    - '15.2.4'
 
 - text: >
     Edited to "Resources in the Imperial Trust are frozen **except for Imperial Actions**."<br>
@@ -165,4 +165,4 @@
   versions:
     - v1
   rules:
-    - '21.3.1'
\ No newline at end of file
+    - '21.3.1'