diff --git a/docs/process_isolation.md b/docs/process_isolation.md
index 5afbbd04fa97..e73da07fa81d 100644
--- a/docs/process_isolation.md
+++ b/docs/process_isolation.md
@@ -4,7 +4,7 @@ In older version of Ansible Tower we used a system called `proot` to isolate tow
 
 For Tower 3.1 and later we have switched to using `bubblewrap` which is a much lighter weight and maintained process isolation system.
 
-Tower 3.4 forward uses the process isolation feature in ansible runner to achieve process isolation.
+Tower 3.5 forward uses the process isolation feature in ansible runner to achieve process isolation.
 
 ### Activating Process Isolation