diff --git a/doc/source/backends/infoblox.rst b/doc/source/backends/infoblox.rst
index 2989c8c73..39fac951b 100644
--- a/doc/source/backends/infoblox.rst
+++ b/doc/source/backends/infoblox.rst
@@ -75,7 +75,7 @@ DNS view will be chosen as follows:
 
 * A search will be made for a network view with the EA "TenantID", with the
   value of the OpenStack tenant_id.
-* If found, then then DNS view used will be <dns_view>.<network_view>, where
+* If found, then DNS view used will be <dns_view>.<network_view>, where
   <dns_view> is the value specified in designate.conf, and <network_view> is
   the name of the view found in the search.
 * If no such network view is found, then a network view will be created with the
diff --git a/doc/source/developer-guidelines.rst b/doc/source/developer-guidelines.rst
index 8f7ef894b..1a701fe97 100644
--- a/doc/source/developer-guidelines.rst
+++ b/doc/source/developer-guidelines.rst
@@ -81,7 +81,7 @@ Start new files with the following. Replace where needed:
     other components and caveats>
 
     <Optional links>
-    `Specs: Refer to to a spec document if relevant`_
+    `Specs: Refer to a spec document if relevant`_
 
     `User documentation <FILL_THIS.html>`_ <Refer to files under doc/>
     <This is useful to remind developers to keep the docs up to date>