diff --git a/connectivity/source/drivers/firebird/ResultSet.cxx b/connectivity/source/drivers/firebird/ResultSet.cxx
index b09d6cce5080..341a3237cc79 100644
--- a/connectivity/source/drivers/firebird/ResultSet.cxx
+++ b/connectivity/source/drivers/firebird/ResultSet.cxx
@@ -482,7 +482,7 @@ ORowSetValue OResultSet::retrieveValue(const sal_Int32 nColumnIndex, const ISC_S
                 return getString(nColumnIndex);
             return getLong(nColumnIndex);
         case SQL_BOOLEAN:
-            return getBoolean(nColumnIndex);
+            return ORowSetValue(getBoolean(nColumnIndex));
         case SQL_BLOB:
         case SQL_NULL:
         case SQL_QUAD: