diff --git a/extensions/inspector/resources/content/extensions/multipanel.xml b/extensions/inspector/resources/content/extensions/multipanel.xml
index 98c2d5f0dc8..da717b20815 100644
--- a/extensions/inspector/resources/content/extensions/multipanel.xml
+++ b/extensions/inspector/resources/content/extensions/multipanel.xml
@@ -2,6 +2,7 @@
 
 <bindings id="bdsMultipanel"
           xmlns="http://www.mozilla.org/xbl"
+          xmlns:xbl="http://www.mozilla.org/xbl"
           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
   <binding id="multipanelset">
@@ -23,7 +24,7 @@
     <content>
       <xul:box class="multipanel-label-box" onclick="this.parentNode.toggleOpen()">
         <xul:box class="multipanel-label-box-2" flex="1">
-          <xul:label class="multipanel-title" inherits="value=label"/>
+          <xul:label class="multipanel-title" xbl:inherits="value=label"/>
         </xul:box>
       </xul:box>
       <xul:box anonid="content-box" class="multipanel-content-box" flex="1">
@@ -67,4 +68,4 @@
     </resources>    
   </binding>
 
-</bindings>
\ No newline at end of file
+</bindings>
diff --git a/extensions/inspector/resources/content/extensions/titledSplitter.xml b/extensions/inspector/resources/content/extensions/titledSplitter.xml
index e23b4871a26..87a45584bf6 100644
--- a/extensions/inspector/resources/content/extensions/titledSplitter.xml
+++ b/extensions/inspector/resources/content/extensions/titledSplitter.xml
@@ -4,6 +4,7 @@
 
 <bindings id="bdsTitledSplitter"
           xmlns="http://www.mozilla.org/xbl"
+          xmlns:xbl="http://www.mozilla.org/xbl"
           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
   <binding id="titledSplitter" extends="chrome://global/content/bindings/splitter.xml#splitter">
@@ -12,7 +13,7 @@
         <xul:spacer class="titledsplitter-dragbar"/>
         <xul:box class="titledsplitter-titlebox" flex="1" onmousedown="event.stopPropagation()">
           <xul:box align="center">
-            <xul:label class="titledsplitter-text" inherits="value=label"/>
+            <xul:label class="titledsplitter-text" xbl:inherits="value=label"/>
           </xul:box>
           <xul:spacer flex="1"/>
           <xul:button class="titledsplitter-closebutton" align="center" pack="center"
@@ -82,4 +83,4 @@
     
   </binding>
 
-</bindings>
\ No newline at end of file
+</bindings>
diff --git a/extensions/inspector/resources/content/extensions/treeEditable.xml b/extensions/inspector/resources/content/extensions/treeEditable.xml
index cd46d81ac4f..15d84942a0e 100644
--- a/extensions/inspector/resources/content/extensions/treeEditable.xml
+++ b/extensions/inspector/resources/content/extensions/treeEditable.xml
@@ -4,12 +4,13 @@
 
 <bindings id="bnsEditableTree"
           xmlns="http://www.mozilla.org/xbl"
+          xmlns:xbl="http://www.mozilla.org/xbl"
           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
   <binding id="treeEditable" extends="chrome://global/content/bindings/tree.xml#tree">
     <content>
       <children/>
-      <xul:treerows class="tree-container-treerows" inherits="dragover,dragdroptree">
+      <xul:treerows class="tree-container-treerows" xbl:inherits="dragover,dragdroptree">
         <children includes="treehead|treechildren"/>
       </xul:treerows> 
     </content>
diff --git a/extensions/inspector/resources/content/inspector.xml b/extensions/inspector/resources/content/inspector.xml
index f80b001cc95..1a32e2b4ddd 100644
--- a/extensions/inspector/resources/content/inspector.xml
+++ b/extensions/inspector/resources/content/inspector.xml
@@ -2,6 +2,7 @@
 
 <bindings id="ViewerPaneBindings"
           xmlns="http://www.mozilla.org/xbl"
+          xmlns:xbl="http://www.mozilla.org/xbl"
           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
 <!-- ***************************************************************
@@ -377,8 +378,8 @@
 
   <binding id="panel" extends="chrome://inspector/content/inspector.xml#base">
     <content orient="vertical">
-      <xul:toolbox class="viewer-pane-toolbox" inherits="disabled">
-        <xul:toolbar class="viewer-pane-header" tbalign="center" inherits="disabled">
+      <xul:toolbox class="viewer-pane-toolbox" xbl:inherits="disabled">
+        <xul:toolbar class="viewer-pane-header" tbalign="center" xbl:inherits="disabled">
           <xul:toolbarbutton type="menu" anonid="viewer-list" class="viewer-list" disabled="true"/>
           <xul:label anonid="viewer-title" class="viewer-title label toolbar" flex="1"/>
           <xul:toolbarbutton type="menu" anonid="viewer-menu" class="viewer-menu" disabled="true"/>