diff --git a/include/sdbusplus/message/native_types.hpp b/include/sdbusplus/message/native_types.hpp
index 5a0c6c2..7bf5fb9 100644
--- a/include/sdbusplus/message/native_types.hpp
+++ b/include/sdbusplus/message/native_types.hpp
@@ -43,6 +43,10 @@
     {
         return str == r.str;
     }
+    bool operator!=(const string_wrapper<T>& r) const
+    {
+        return str != r.str;
+    }
     bool operator<(const string_wrapper<T>& r) const
     {
         return str < r.str;
@@ -51,6 +55,10 @@
     {
         return str == r;
     }
+    bool operator!=(const std::string& r) const
+    {
+        return str != r;
+    }
     bool operator<(const std::string& r) const
     {
         return str < r;
@@ -60,6 +68,10 @@
     {
         return l == r.str;
     }
+    friend bool operator!=(const std::string& l, const string_wrapper& r)
+    {
+        return l != r.str;
+    }
     friend bool operator<(const std::string& l, const string_wrapper& r)
     {
         return l < r.str;
diff --git a/test/server/Test.interface.yaml b/test/server/Test.interface.yaml
index 2f86d70..2b6c9f5 100644
--- a/test/server/Test.interface.yaml
+++ b/test/server/Test.interface.yaml
@@ -14,3 +14,5 @@
           - const
     - name: Countable
       type: size
+    - name: ObjectPath
+      type: path