diff --git a/src/i_logos_blockchain_module.h b/src/i_logos_blockchain_module.h
index 0dd744f..84caa46 100644
--- a/src/i_logos_blockchain_module.h
+++ b/src/i_logos_blockchain_module.h
@@ -1,8 +1,8 @@
 #ifndef I_LOGOS_BLOCKCHAIN_MODULE_API_H
 #define I_LOGOS_BLOCKCHAIN_MODULE_API_H
 
-#include <core/interface.h>
 #include "known_addresses.h"
+#include <core/interface.h>
 
 class ILogosBlockchainModule {
 public:
diff --git a/src/known_addresses.h b/src/known_addresses.h
index fb50d99..c5e3aea 100644
--- a/src/known_addresses.h
+++ b/src/known_addresses.h
@@ -1,7 +1,6 @@
 #pragma once
 
 #include <memory>
-#include <cstdint>
 #include <cstddef>
 
 #ifdef __cplusplus
@@ -26,15 +25,15 @@ public:
             }
         }) {}
 
-    size_t size() const {
+    [[nodiscard]] size_t size() const {
         return data_ ? data_->len : 0;
     }
 
-    bool empty() const {
+    [[nodiscard]] bool empty() const {
         return size() == 0;
     }
 
-    const uint8_t* at(size_t index) const {
+    [[nodiscard]] const uint8_t* at(size_t index) const {
         if (!data_ || index >= data_->len) {
             return nullptr;
         }
@@ -45,7 +44,7 @@ public:
         return at(index);
     }
 
-    bool valid() const {
+    [[nodiscard]] bool valid() const {
         return data_ != nullptr;
     }
 
diff --git a/src/logos_blockchain_module.cpp b/src/logos_blockchain_module.cpp
index 014798b..a799734 100644
--- a/src/logos_blockchain_module.cpp
+++ b/src/logos_blockchain_module.cpp
@@ -11,7 +11,7 @@ void LogosBlockchainModule::onNewBlockCallback(const char* block) {
         QVariantList data;
         data.append(QString::fromUtf8(block));
         s_instance->emitEvent("newBlock", data);
-        free_cstring(const_cast<char*>(block));  // Free Rust-allocated memory
+        free_cstring(const_cast<char*>(block)); // Free Rust-allocated memory
     }
 }
 
@@ -104,7 +104,7 @@ int LogosBlockchainModule::stop() {
         return 1;
     }
 
-    s_instance = nullptr;  // Clear before stopping to prevent callbacks during shutdown
+    s_instance = nullptr; // Clear before stopping to prevent callbacks during shutdown
 
     const OperationStatus status = stop_node(node);
     if (is_ok(&status)) {
diff --git a/src/logos_blockchain_module.h b/src/logos_blockchain_module.h
index f0a0dc3..3bd59e1 100644
--- a/src/logos_blockchain_module.h
+++ b/src/logos_blockchain_module.h
@@ -1,7 +1,7 @@
 #pragma once
+#include "i_logos_blockchain_module.h"
 #include <QtCore/QDebug>
 #include <iostream>
-#include "i_logos_blockchain_module.h"
 
 class LogosBlockchainModule final : public QObject, public PluginInterface, public ILogosBlockchainModule {
     Q_OBJECT