diff --git a/onlyoffice-documentserver/README.md b/onlyoffice-documentserver/README.md
index 2020a9a..37cc454 100644
--- a/onlyoffice-documentserver/README.md
+++ b/onlyoffice-documentserver/README.md
@@ -20,4 +20,4 @@ PG_VERSION
   - none
 
 ## Jail Properties
-  - allow.sysvipc=1
+  - allow_sysvipc=1