diff --git a/root/etc/e-smith/templates/var/lib/sogo/GNUstep/Defaults/.GNUstepDefaults/40sieve b/root/etc/e-smith/templates/var/lib/sogo/GNUstep/Defaults/.GNUstepDefaults/40sieve
index e6d1918..f96d2f3 100644
--- a/root/etc/e-smith/templates/var/lib/sogo/GNUstep/Defaults/.GNUstepDefaults/40sieve
+++ b/root/etc/e-smith/templates/var/lib/sogo/GNUstep/Defaults/.GNUstepDefaults/40sieve
@@ -6,6 +6,7 @@
         SOGoVacationEnabled = YES;
         SOGoForwardEnabled = YES;
         SOGoSieveScriptsEnabled = YES;
+        NGImap4ConnectionStringSeparator = ".";
 HERE
     }
 }