diff --git a/README.md b/README.md
index d5c4226..34a0db4 100644
--- a/README.md
+++ b/README.md
@@ -94,6 +94,8 @@ generic approach to "choose your page style".
 
 Global settings can be set in your root `settings.yaml`, under the `settings` key.
 
+##### GM
+
 Currently a `gm` settings key allows to customize the default GraphicsMagick's behavior. It looks like :
 
 ```yaml
@@ -113,6 +115,22 @@ The meaning of the currently supported GraphicsMagick's settings is as follows :
 
 Any GraphicsMagick setting can be customized on a per-image basis (either `cover` or `image`, see below).
 
+##### Themes
+
+Prosopopée has a support for various themes. As for now, only 2 themes are available:
+
+* the default one called "exposure"
+* "material" based on materialcss
+
+To specify the theme, add the "theme" key in your "settings" key or your
+**root** settings.yaml. For example:
+
+```yaml
+title: My exploration of the outside world
+sub_title: it's a scary place, don't go there
+settings:
+  theme: material
+```
 
 ### Gallery settings.yaml
 
@@ -384,23 +402,6 @@ In a folder containing the **root** settings.yaml file, simply do
 A `build` folder will be created in the current directory, containing an
 index.html, static files (css & js) and pictures.
 
-## Themes
-
-Prosopopée has a support for various themes. As for now, only 2 themes are available:
-
-* the default one called "exposure"
-* "material" based on materialcss
-
-To specify the theme, add the "theme" key in your "settings" key or your
-**root** settings.yaml. For example:
-
-```yaml
-title: My exploration of the outside world
-sub_title: it's a scary place, don't go there
-settings:
-  theme: material
-```
-
 ## TODO
 
 * write documentation on how to overwrite the templates