1 files changed, 7 insertions, 0 deletions
diff --git a/reportdesign/source/core/sdr/UndoEnv.cxx b/reportdesign/source/core/sdr/UndoEnv.cxx
index 80aab3c3a428..645797498c04 100644
--- a/reportdesign/source/core/sdr/UndoEnv.cxx
+++ b/reportdesign/source/core/sdr/UndoEnv.cxx
@@ -59,6 +59,7 @@ namespace rptui
     using namespace container;
     using namespace report;
 
+namespace {
 
 struct PropertyInfo
 {
@@ -70,8 +71,12 @@ struct PropertyInfo
     }
 };
 
+}
+
 typedef std::unordered_map< OUString, PropertyInfo >    PropertiesInfo;
 
+namespace {
+
 struct ObjectInfo
 {
     PropertiesInfo              aProperties;
@@ -84,6 +89,8 @@ struct ObjectInfo
     }
 };
 
+}
+
 typedef ::std::map< Reference< XPropertySet >, ObjectInfo >    PropertySetInfoCache;