diff --git a/README.md b/README.md
index 2f2130f5..e6751d1b 100644
--- a/README.md
+++ b/README.md
@@ -171,11 +171,13 @@ using BVector2 = BVector;
 
 using AIntString = AString<int>;
 using ACharString = AString<char>;
-using AWCharString = AString<wchar_t>;
+
 using AStringString = AString<std::string>;
 using BStringString = AStringString;
 
 class R {
+    using AWCharString = AString<wchar_t>;
+
     PairPairBA<bool> bapair;
 
     APtr<bool> abool;
diff --git a/docs/diagram_filters.md b/docs/diagram_filters.md
index 548f4e71..8af8d4f3 100644
--- a/docs/diagram_filters.md
+++ b/docs/diagram_filters.md
@@ -4,6 +4,7 @@
 
 * [`namespaces`](#namespaces)
 * [`elements`](#elements)
+* [`paths`](#paths)
 * [`context`](#context)
 * [`relationships`](#relationships)
 * [`subclasses`](#subclasses)
@@ -52,6 +53,26 @@ from an included namespace:
       - ns1::ns2::MyClass
 ```
 
+## `paths`
+
+This filter allows to include or exclude from the diagram elements declared
+in specific files.
+
+```yaml
+diagrams:
+  t00061_class:
+    type: class
+    relative_to: ../../tests/t00061
+    glob: [t00061.cc]
+    include:
+      paths: [include/t00061_a.h]
+    using_namespace:
+      - clanguml::t00061
+```
+
+Currently, this filter does not allow any globbing or wildcards, however
+paths to directories can be specified.
+
 ## `context`
 
 This filter allows to limit the diagram elements only to classes which are in direct relationship (of any kind) with