diff --git a/Apache/SOGo-debian.conf b/Apache/SOGo-debian.conf
index 0e1b284fb..19ee2eec2 100644
--- a/Apache/SOGo-debian.conf
+++ b/Apache/SOGo-debian.conf
@@ -61,6 +61,8 @@ ProxyPass /SOGo http://127.0.0.1:20000/SOGo interpolate
   RequestHeader set "x-webobjects-server-protocol" "HTTP/1.0"
   RequestHeader set "x-webobjects-remote-host" "127.0.0.1"
 
+  AddDefaultCharset UTF-8
+
   Order allow,deny
   Allow from all
 </Proxy>
diff --git a/Apache/SOGo.conf b/Apache/SOGo.conf
index 010ae26c9..e713ee6f3 100644
--- a/Apache/SOGo.conf
+++ b/Apache/SOGo.conf
@@ -55,6 +55,8 @@ ProxyPass /SOGo http://127.0.0.1:20000/SOGo interpolate
   RequestHeader set "x-webobjects-server-protocol" "HTTP/1.0"
   RequestHeader set "x-webobjects-remote-host" "127.0.0.1"
 
+  AddDefaultCharset UTF-8
+
   Order allow,deny
   Allow from all
 </Proxy>