diff --git a/shell/source/backends/macbe/macbackend.mm b/shell/source/backends/macbe/macbackend.mm
index f2fff034c781..2b0acf559f03 100644
--- a/shell/source/backends/macbe/macbackend.mm
+++ b/shell/source/backends/macbe/macbackend.mm
@@ -410,7 +410,7 @@ css::uno::Any MacOSXBackend::getPropertyValue(
                 CFStringRef rException = static_cast<CFStringRef>(CFArrayGetValueAtIndex(rExceptionsList, idx));
 
                 if (idx>0)
-                    aProxyBypassList += rtl::OUString(";");
+                    aProxyBypassList += ";";
 
                 aProxyBypassList += CFStringToOUString(rException);
             }