diff --git a/docs/observation_actions.rst b/docs/observation_actions.rst
index fe0f54fdec9bbe7ed69ec61beefa925fa53d506d..ba1154773a3f83c2250604e97588c7851244cbc9 100644
--- a/docs/observation_actions.rst
+++ b/docs/observation_actions.rst
@@ -17,7 +17,9 @@ The possible actions of an agent are
 Observation Spaces
 ==================
 In the **Flatland** environment we have included three basic observations to get started. The figure below illustrates the observation range of the different basic observation: Global, Local Grid and Local Tree.
+
 .. image:: https://i.imgur.com/WGfFtP7.png
+        :alt: my-picture1
 
    
 Global Observation