diff --git a/ipc/MutexHelper.h b/ipc/MutexHelper.h
index f76ccec4..671cd5a6 100644
--- a/ipc/MutexHelper.h
+++ b/ipc/MutexHelper.h
@@ -10,11 +10,11 @@ public:
 			internalMutex(mutex) {
 		ReturnValue_t status = mutex->lockMutex(timeoutMs);
 		if(status != HasReturnvaluesIF::RETURN_OK){
-			sif::error << "MutexHelper: Lock of Mutex failed " << status << std::endl;
+			sif::error << "MutexHelper: Lock of Mutex failed " <<
+					status << std::endl;
 		}
 	}
 
-
 	~MutexHelper() {
 		internalMutex->unlockMutex();
 	}
diff --git a/ipc/MutexIF.h b/ipc/MutexIF.h
index 35786d6a..a4aff1cd 100644
--- a/ipc/MutexIF.h
+++ b/ipc/MutexIF.h
@@ -3,6 +3,13 @@
 
 #include <framework/returnvalues/HasReturnvaluesIF.h>
 
+/**
+ * @brief Common interface for OS Mutex objects which provide MUTual EXclusion.
+ *
+ * @details https://en.wikipedia.org/wiki/Lock_(computer_science)
+ * @ingroup osal
+ * @ingroup interface
+ */
 class MutexIF {
 public:
 	static const uint32_t NO_TIMEOUT; //!< Needs to be defined in implementation.