diff --git a/oem/ibm/libpldmresponder/file_io_type_pel.hpp b/oem/ibm/libpldmresponder/file_io_type_pel.hpp
index 34f4907..3d5019a 100644
--- a/oem/ibm/libpldmresponder/file_io_type_pel.hpp
+++ b/oem/ibm/libpldmresponder/file_io_type_pel.hpp
@@ -29,6 +29,12 @@
                                uint64_t address);
     virtual int read(uint32_t offset, uint32_t& length, Response& response);
 
+    virtual int write(const char* /*buffer*/, uint32_t /*offset*/,
+                      uint32_t& /*length*/)
+    {
+        return PLDM_ERROR_UNSUPPORTED_PLDM_CMD;
+    }
+
     virtual int fileAck(uint8_t fileStatus);
 
     /** @brief method to store a pel file in tempfs and send
@@ -38,6 +44,11 @@
      */
     virtual int storePel(std::string&& pelFileName);
 
+    virtual int newFileAvailable(uint64_t /*length*/)
+    {
+        return PLDM_ERROR_UNSUPPORTED_PLDM_CMD;
+    }
+
     /** @brief PelHandler destructor
      */
     ~PelHandler()