diff --git a/include/dbus-c++/eventloop.h b/include/dbus-c++/eventloop.h
index 8ba6064..5b1b808 100644
--- a/include/dbus-c++/eventloop.h
+++ b/include/dbus-c++/eventloop.h
@@ -126,7 +126,16 @@ class DXXAPI DefaultMutex
 {
 public:
 
-	DefaultMutex(bool recursive = false);
+  /*!
+   * Constructor for non recursive Mutex
+   */
+  DefaultMutex();
+
+  /*!
+   * Constructor
+   * \param recursive Set if Mutex should be recursive or not.
+   */
+	DefaultMutex(bool recursive);
 
 	~DefaultMutex();
 
diff --git a/src/eventloop.cpp b/src/eventloop.cpp
index 34ae2d1..9f249b5 100644
--- a/src/eventloop.cpp
+++ b/src/eventloop.cpp
@@ -75,6 +75,11 @@ DefaultWatch::~DefaultWatch()
 	_disp->_mutex_w.unlock();
 }
 
+DefaultMutex::DefaultMutex()
+{
+	pthread_mutex_init(&_mutex, NULL);
+}
+
 DefaultMutex::DefaultMutex(bool recursive)
 {
 	if (recursive)
@@ -82,10 +87,10 @@ DefaultMutex::DefaultMutex(bool recursive)
 		pthread_mutex_t recmutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP; 
  		_mutex = recmutex;
 	}
-	else
+  else
 	{
 		pthread_mutex_init(&_mutex, NULL);
-	}
+	}  
 }
 
 DefaultMutex::~DefaultMutex()