diff --git a/README.md b/README.md
index 376b83c..d462bfe 100644
--- a/README.md
+++ b/README.md
@@ -17,12 +17,17 @@ All additional filters/tags will be registered automatically.
 
 ## Filters
 
-  - **markdown** (parses markdown text and outputs HTML; **hint**: use the **safe**-filter to make the output not being escaped)
-  - **[slugify](https://docs.djangoproject.com/en/1.6/ref/templates/builtins/#slugify)** (creates a slug for a given input)
-  - **[filesizeformat](https://docs.djangoproject.com/en/1.6/ref/templates/builtins/#filesizeformat)** (human-readable filesize; takes bytes as input)
-  - **[timesince](https://docs.djangoproject.com/en/1.6/ref/templates/builtins/#timesince)/[timeuntil](https://docs.djangoproject.com/en/1.6/ref/templates/builtins/#timeuntil)/[naturaltime](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#naturaltime)** (human-readable time [duration] indicator)
-  - **[intcomma](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#intcomma)** (put decimal marks into the number)
-  - **[ordinal](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#ordinal)** (convert integer to its ordinal as string)
+  - Regulars
+     - **[slugify](https://docs.djangoproject.com/en/dev/ref/templates/builtins/#slugify)** (creates a slug for a given input)
+     - **[filesizeformat](https://docs.djangoproject.com/en/dev/ref/templates/builtins/#filesizeformat)** (human-readable filesize; takes bytes as input)
+
+  - Markup
+     - **markdown** (parses markdown text and outputs HTML; **hint**: use the **safe**-filter to make the output not being escaped)
+  
+  - Humanize
+     - **[timesince](https://docs.djangoproject.com/en/dev/ref/templates/builtins/#timesince)/[timeuntil](https://docs.djangoproject.com/en/1.6/ref/templates/builtins/#timeuntil)/[naturaltime](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#naturaltime)** (human-readable time [duration] indicator)
+     - **[intcomma](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#intcomma)** (put decimal marks into the number)
+     - **[ordinal](https://docs.djangoproject.com/en/dev/ref/contrib/humanize/#ordinal)** (convert integer to its ordinal as string)
 
 ## Tags