diff --git a/Effects/tree.eff b/Effects/tree.eff
index 226b7e7d3..9acc2a19a 100644
--- a/Effects/tree.eff
+++ b/Effects/tree.eff
@@ -20,8 +20,7 @@
   <technique n="10">
     <predicate>
       <and>
-        <property>/sim/rendering/shader-effects</property>
-		<property>/sim/rendering/random-vegetation</property>
+	<property>/sim/rendering/random-vegetation</property>
         <less-equal>
           <value type="float">1.0</value>
           <shader-language/>
diff --git a/gui/dialogs/rendering.xml b/gui/dialogs/rendering.xml
index d22ee4571..d9ad756ca 100644
--- a/gui/dialogs/rendering.xml
+++ b/gui/dialogs/rendering.xml
@@ -197,14 +197,15 @@
 				<halign>left</halign>
 				<label>Random vegetation</label>
 				<name>random-vegetation</name>
-				<enable>
-					<property>/sim/rendering/shader-effects</property>
-				</enable>
 				<property>/sim/rendering/random-vegetation</property>
 				<binding>
 					<command>dialog-apply</command>
 					<object-name>random-vegetation</object-name>
 				</binding>
+				<binding>
+					<command>reinit</command>
+					<subsystem>tile-manager</subsystem>
+				</binding>
 			</checkbox>
 
 			<checkbox>