diff --git a/Malmo/samples/Python_examples/hit_test.py b/Malmo/samples/Python_examples/hit_test.py
index e7ca5dc55..c262d1f52 100755
--- a/Malmo/samples/Python_examples/hit_test.py
+++ b/Malmo/samples/Python_examples/hit_test.py
@@ -70,6 +70,8 @@ def getMissionXML(summary):
                     <StartTime>1000</StartTime>
                     <AllowPassageOfTime>true</AllowPassageOfTime>
                 </Time>
+                <AllowSpawning>true</AllowSpawning>
+                <AllowedMobs>Pig Sheep</AllowedMobs>
             </ServerInitialConditions>
             <ServerHandlers>
                 <FlatWorldGenerator generatorString="3;7,202*1,5*3,2;3;,biome_1" />
diff --git a/Malmo/samples/Python_examples/mob_fun.py b/Malmo/samples/Python_examples/mob_fun.py
index c461b3154..242bba9e1 100755
--- a/Malmo/samples/Python_examples/mob_fun.py
+++ b/Malmo/samples/Python_examples/mob_fun.py
@@ -92,6 +92,8 @@ def getMissionXML(summary):
                     <StartTime>13000</StartTime>
                     <AllowPassageOfTime>false</AllowPassageOfTime>
                 </Time>
+                <AllowSpawning>true</AllowSpawning>
+                <AllowedMobs>''' + MOB_TYPE + '''</AllowedMobs>
             </ServerInitialConditions>
             <ServerHandlers>
                 <FlatWorldGenerator generatorString="3;7,220*1,5*3,2;3;,biome_1" />
diff --git a/Schemas/Mission.xsd b/Schemas/Mission.xsd
index c799eaa56..729bfe188 100755
--- a/Schemas/Mission.xsd
+++ b/Schemas/Mission.xsd
@@ -157,7 +157,7 @@
                 <xs:element name="AllowedMobs" minOccurs="0" maxOccurs="1">
                   <xs:annotation>
                     <xs:documentation>
-                      If AllowSpawning is set to true, use this to specify a list of the allowed mobs. Only those mobs which are on the list will be allowed to spawn. If no list is specified, normal spawning behaviour will take place. Note that these settings do not effect mob_spawner blocks.
+                      If AllowSpawning is set to true, use this to specify a list of the allowed mobs. Only those mobs which are on the list will be allowed to spawn. If no list is specified, normal spawning behaviour will take place. Note that these settings *do* effect mob_spawner blocks.
                     </xs:documentation>
                   </xs:annotation>
                     <xs:simpleType>
diff --git a/changelog.txt b/changelog.txt
index 77303562a..88e54f7f8 100755
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,8 @@
+0.23.0
+-------------------
+New: UPGRADED TO LATEST MC/FORGE
+Breaking: AllowSpawning/AllowedMobs now affects mob_spawners
+
 0.22.0
 -------------------
 New: ObservationFromRay now returns distance.