diff --git a/README.md b/README.md
index 5b1d9eab5d22fc2b30573d50e227e8e15d1aaf9f..e36bb9804f296c637195c716f065703740b10bb3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# cpp_starter
+# simucene
 
-A hello world C++ application using cmake and Eigen
+Physical simulation experiments
 
 ## Dependencies
 
@@ -29,5 +29,5 @@ Tips:
 From the build directory,
 
 ```
-cpp_starter/cpp_starter
+simucene/simucene
 ```
diff --git a/simucene/main.cpp b/simucene/main.cpp
index 5fc43cfb76a127f0db88ce556d708bd3415946b7..f6bc79f2523d4e6d354015a09ec6707b649f17ad 100644
--- a/simucene/main.cpp
+++ b/simucene/main.cpp
@@ -2,7 +2,7 @@
 #include "vector.h"
 #include <iostream>
 
-using namespace cpp_starter;
+using namespace simucene;
 
 //--------------------------------------------------------------------------------------------------
 int main(int const, char const**) {
diff --git a/simucene/my_class.cpp b/simucene/my_class.cpp
index 41db38f3a7407c03074fb139610fd87bfb345e8f..26d53a0e786978e4f01c89ee8ce74e1f0ca0c241 100644
--- a/simucene/my_class.cpp
+++ b/simucene/my_class.cpp
@@ -2,7 +2,7 @@
 
 #include <iostream>
 
-namespace cpp_starter {
+namespace simucene {
 
 //..................................................................................................
 void MyClass::hello() const {
diff --git a/simucene/my_class.h b/simucene/my_class.h
index 7de0dd9c840dd7cfed6c10d5290937494cd0a157..5f4c59533929442e55934c9ea5b357748d6e1219 100644
--- a/simucene/my_class.h
+++ b/simucene/my_class.h
@@ -1,9 +1,9 @@
-#ifndef CPP_STARTER_MY_CLASS_H
-#define CPP_STARTER_MY_CLASS_H
+#ifndef SIMUCENE_MY_CLASS_H
+#define SIMUCENE_MY_CLASS_H
 
 #include <string>
 
-namespace cpp_starter {
+namespace simucene {
 
 //--------------------------------------------------------------------------------------------------
 class MyClass {
diff --git a/simucene/vector.h b/simucene/vector.h
index 166660f986dbce3afc5ee2ee77516d189a0e7edd..0c0d8bc810f06580cde7fc177d6ab27d1f199646 100644
--- a/simucene/vector.h
+++ b/simucene/vector.h
@@ -1,9 +1,9 @@
-#ifndef CPP_STARTER_VECTOR_H
-#define CPP_STARTER_VECTOR_H
+#ifndef SIMUCENE_VECTOR_H
+#define SIMUCENE_VECTOR_H
 
 #include <Eigen/Core>
 
-namespace cpp_starter {
+namespace simucene {
 
 //--------------------------------------------------------------------------------------------------
 template <typename T>