diff --git a/command_table.cpp b/command_table.cpp
index f0a8f17..7a6e2df 100644
--- a/command_table.cpp
+++ b/command_table.cpp
@@ -12,10 +12,19 @@
 
 void Table::registerCommand(CommandID inCommand, std::unique_ptr<Entry>&& entry)
 {
+    auto& command = commandTable[inCommand.command];
+
+    if (command)
+    {
+        std::cout << "I> Already Registered, Skipping " << std::hex
+                  << inCommand.command << "\n";
+        return;
+    }
+
     std::cout << "I> Registering Command" << std::hex
               << inCommand.command << "\n";
 
-    commandTable[inCommand.command] = std::move(entry);
+    command = std::move(entry);
 }
 
 std::vector<uint8_t> Table::executeCommand(uint32_t inCommand,
@@ -82,7 +91,7 @@
         const message::Handler& handler)
 {
     std::vector<uint8_t> response(message::parser::MAX_PAYLOAD_SIZE - 1);
-    size_t respSize {};
+    size_t respSize = commandData.size();
 
     ipmi_ret_t ipmiRC = functor(0, 0,
                                 reinterpret_cast<void*>(commandData.data()),
diff --git a/command_table.hpp b/command_table.hpp
index 62738c8..7d2fe13 100644
--- a/command_table.hpp
+++ b/command_table.hpp
@@ -269,8 +269,8 @@
          *
          * @return: None
          *
-         * @note Registering an already registered command will overwrite the
-         *       existing entry with the new one.
+         * @note: Duplicate registrations will be rejected.
+         *
          */
         void registerCommand(CommandID inCommand,
                              std::unique_ptr<Entry>&& entry);