diff --git a/CHANGELOG b/CHANGELOG
index 8415d6b..267ca47 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-Master brach: use other branches to develop new features
+Master brach: use 'develop' branches to develop new features
 
 ----------------------------------------------------------------------------------------------------------------------------------------
 Version 5.25.0:
diff --git a/CONTRIBUTING b/CONTRIBUTING
new file mode 100644
index 0000000..09e7e43
--- /dev/null
+++ b/CONTRIBUTING
@@ -0,0 +1,4 @@
+This is the 'master' branch
+It contains only stable code ready to be released as the next version
+
+Use the 'develop' branch to push ustable or not yet tested changes
\ No newline at end of file