diff --git a/src/myx/redis/client.hpp b/src/myx/redis/client.hpp
index e154707..255b88f 100644
--- a/src/myx/redis/client.hpp
+++ b/src/myx/redis/client.hpp
@@ -33,7 +33,7 @@ public:
 	/**
 	 * @brief Destroys the client
 	 */
-	virtual ~Client() = default;
+	~Client() override = default;
 
 	/*
 	 * Note: we specifically avoid an overload of connectToHost that
diff --git a/src/myx/redis/client_p.hpp b/src/myx/redis/client_p.hpp
index 56192bc..21786f8 100644
--- a/src/myx/redis/client_p.hpp
+++ b/src/myx/redis/client_p.hpp
@@ -1,16 +1,16 @@
 #ifndef MYX_REDIS_CLIENT_P_HPP_
 #define MYX_REDIS_CLIENT_P_HPP_
 
+#include <myx/redis/client.hpp>
+#include <myx/redis/lexer.hpp>
+#include <myx/redis/parser.hpp>
+#include <myx/redis/reply.hpp>
+#include <myx/redis/request.hpp>
+
 #include <QObject>
 #include <QQueue>
 #include <QTcpSocket>
 
-#include <client.hpp>
-#include <reply.hpp>
-#include <request.hpp>
-#include <lexer.hpp>
-#include <parser.hpp>
-
 namespace myx {
 
 namespace redis {
@@ -20,7 +20,7 @@ class ClientPrivate : public QObject
 	Q_OBJECT
 
 public:
-	ClientPrivate( Client* );
+	explicit ClientPrivate( Client* = nullptr );
 
 	QTcpSocket         socket;
 	QQueue< Request* > queue;
diff --git a/src/myx/redis/lexer-inl.hpp b/src/myx/redis/lexer-inl.hpp
index 62ddd52..12048e3 100644
--- a/src/myx/redis/lexer-inl.hpp
+++ b/src/myx/redis/lexer-inl.hpp
@@ -14,7 +14,7 @@ namespace redis {
 Lexer::Lexer( QIODevice* device, QObject* parent ) :
 	QObject ( parent ),
 	m_device( device ),
-	m_state ( DoingNothing ),
+	m_state ( kDoingNothing ),
 	m_crlf  ( 0 ),
 	m_length( 0 )
 {
@@ -28,27 +28,27 @@ void Lexer::readData()
 
 	while ( true )
 	{
-		if ( ( m_state == DoingNothing ) && !readCharacter() )
+		if ( ( m_state == kDoingNothing ) && !readCharacter() )
 		{
 			break;
 		}
 
 		switch ( m_state )
 		{
-		case ReadingLength:
-		case ReadingUnsafeString:
+		case kReadingLength:
+		case kReadingUnsafeString:
 			if ( !readUnsafeString() ) { return; }
 			break;
-		case ReadingSafeString:
+		case kReadingSafeString:
 			if ( !readSafeString() ) { return; }
 			break;
-		case DoingNothing:
+		case kDoingNothing:
 			break;
 		}
 
-		if ( m_state != ReadingSafeString )
+		if ( m_state != kReadingSafeString )
 		{
-			m_state = DoingNothing;
+			m_state = kDoingNothing;
 		}
 	}
 } // Lexer::readData
@@ -70,9 +70,9 @@ bool Lexer::readCharacter()
 	case '-':
 	case ':':
 	case '*':
-		m_state = ReadingUnsafeString; break;
+		m_state = kReadingUnsafeString; break;
 	case '$':
-		m_state = ReadingLength;       break;
+		m_state = kReadingLength;       break;
 	}
 
 	Q_EMIT character( c );
@@ -92,10 +92,10 @@ bool Lexer::readUnsafeString()
 	QString s = m_buffer.mid( 0, m_crlf );
 	m_buffer.remove( 0, m_crlf + 2 );
 
-	if ( m_state == ReadingLength )
+	if ( m_state == kReadingLength )
 	{
 		m_length = s.toInt();
-		m_state  = ReadingSafeString;
+		m_state  = kReadingSafeString;
 	}
 	else
 	{
@@ -119,7 +119,7 @@ bool Lexer::readSafeString()
 
 	Q_EMIT safeString( d );
 
-	m_state = DoingNothing;
+	m_state = kDoingNothing;
 	return( true );
 }
 
diff --git a/src/myx/redis/lexer.hpp b/src/myx/redis/lexer.hpp
index a3cf1cc..a5e164c 100644
--- a/src/myx/redis/lexer.hpp
+++ b/src/myx/redis/lexer.hpp
@@ -17,8 +17,8 @@ class Lexer : public QObject
 
 public:
 
-	Lexer( QIODevice*, QObject* = nullptr );
-	virtual ~Lexer() = default;
+	explicit Lexer( QIODevice*, QObject* = nullptr );
+	~Lexer() override = default;
 
 	Q_SIGNAL void character( char );
 	Q_SIGNAL void unsafeString( const QString& );
@@ -38,10 +38,10 @@ private:
 
 	enum
 	{
-		DoingNothing,
-		ReadingLength,
-		ReadingUnsafeString,
-		ReadingSafeString
+		kDoingNothing,
+		kReadingLength,
+		kReadingUnsafeString,
+		kReadingSafeString
 	} m_state;
 
 	int m_crlf;
diff --git a/src/myx/redis/parser.hpp b/src/myx/redis/parser.hpp
index 7379171..a533836 100644
--- a/src/myx/redis/parser.hpp
+++ b/src/myx/redis/parser.hpp
@@ -5,8 +5,8 @@
 
 #include <myx/base/config.hpp>
 #include <myx/redis/lexer.hpp>
-#include <myx/redis/reply.hpp>
 #include <myx/redis/parser_p.hpp>
+#include <myx/redis/reply.hpp>
 
 #include <QList>
 #include <QPair>
@@ -21,17 +21,16 @@ class Parser : public QObject
 	Q_OBJECT
 
 public:
-	Parser( Lexer*, QObject* = nullptr );
-	virtual ~Parser() = default;
+	explicit Parser( Lexer*, QObject* = nullptr );
+	~Parser() override = default;
 
 	Q_SIGNAL void reply( const myx::redis::Reply& );
 
 private:
-	Q_SLOT void readCharacter( const char );
+	Q_SLOT void readCharacter( char );
 	Q_SLOT void readUnsafeString( const QString& );
 	Q_SLOT void readSafeString( const QByteArray& );
 
-private:
 	void descend();
 
 	QList< ParserTaskPrivate > m_stack;
diff --git a/src/myx/redis/reply.hpp b/src/myx/redis/reply.hpp
index a92d008..8b49690 100644
--- a/src/myx/redis/reply.hpp
+++ b/src/myx/redis/reply.hpp
@@ -75,14 +75,13 @@ public:
 	/**
 	 * @brief Creates an empty reply
 	 */
-	Reply() :
-		m_type( Invalid ) {}
+	Reply() = default;
 
 	/**
 	 * @brief Initializes the reply
 	 * @param type the type of the reply
 	 */
-	Reply( Type type ) :
+	explicit Reply( Type type ) :
 		m_type( type ) {}
 
 	/**
@@ -99,7 +98,7 @@ public:
 
 private:
 
-	Type     m_type;
+	Type     m_type { Invalid };
 	QVariant m_value;
 }; // class Reply
 
diff --git a/src/myx/redis/request.hpp b/src/myx/redis/request.hpp
index 5db6709..7e30c28 100644
--- a/src/myx/redis/request.hpp
+++ b/src/myx/redis/request.hpp
@@ -33,7 +33,7 @@ public:
 	/**
 	 * @brief Destroys the request
 	 */
-	virtual ~Request() = default;
+	~Request() override = default;
 
 	/**
 	 * @brief Waits for the reply to be received