diff --git a/mercurial/hgweb/webutil.py b/mercurial/hgweb/webutil.py
--- a/mercurial/hgweb/webutil.py
+++ b/mercurial/hgweb/webutil.py
@@ -362,7 +362,7 @@ def commonentry(repo, ctx):
         'extra': ctx.extra(),
         'phase': ctx.phasestr(),
         'obsolete': ctx.obsolete(),
-        'instabilities': [{"name": i} for i in ctx.instabilities()],
+        'instabilities': [{"instability": i} for i in ctx.instabilities()],
         'branch': nodebranchnodefault(ctx),
         'inbranch': nodeinbranch(repo, ctx),
         'branches': nodebranchdict(repo, ctx),
diff --git a/mercurial/templates/gitweb/map b/mercurial/templates/gitweb/map
--- a/mercurial/templates/gitweb/map
+++ b/mercurial/templates/gitweb/map
@@ -264,7 +264,7 @@ shortlog = shortlog.tmpl
 graph = graph.tmpl
 phasetag = '{ifeq(phase, 'public', '', '<span class="phasetag" title="{phase|escape}">{phase|escape}</span> ')}'
 obsoletetag = '{if(obsolete, '<span class="obsoletetag" title="obsolete">obsolete</span> ')}'
-instabilitytag = '<span class="instabilitytag" title="{name|escape}">{name|escape}</span> '
+instabilitytag = '<span class="instabilitytag" title="{instability|escape}">{instability|escape}</span> '
 tagtag = '<span class="tagtag" title="{name|escape}">{name|escape}</span> '
 branchtag = '<span class="branchtag" title="{name|escape}">{name|escape}</span> '
 inbranchtag = '<span class="inbranchtag" title="{name|escape}">{name|escape}</span> '
diff --git a/mercurial/templates/monoblue/map b/mercurial/templates/monoblue/map
--- a/mercurial/templates/monoblue/map
+++ b/mercurial/templates/monoblue/map
@@ -223,7 +223,7 @@ filecompchild = '
 shortlog = shortlog.tmpl
 phasetag = '{ifeq(phase, 'public', '', '<span class="phasetag" title="{phase|escape}">{phase|escape}</span> ')}'
 obsoletetag = '{if(obsolete, '<span class="obsoletetag" title="obsolete">obsolete</span> ')}'
-instabilitytag = '<span class="instabilitytag" title="{name|escape}">{name|escape}</span> '
+instabilitytag = '<span class="instabilitytag" title="{instability|escape}">{instability|escape}</span> '
 tagtag = '<span class="tagtag" title="{name|escape}">{name|escape}</span> '
 branchtag = '<span class="branchtag" title="{name|escape}">{name|escape}</span> '
 inbranchtag = '<span class="inbranchtag" title="{name|escape}">{name|escape}</span> '
diff --git a/mercurial/templates/paper/map b/mercurial/templates/paper/map
--- a/mercurial/templates/paper/map
+++ b/mercurial/templates/paper/map
@@ -200,7 +200,7 @@ branchentry = '
   </tr>'
 phasetag = '{ifeq(phase, 'public', '', '<span class="phase">{phase|escape}</span> ')}'
 obsoletetag = '{if(obsolete, '<span class="obsolete">obsolete</span> ')}'
-instabilitytag = '<span class="instability">{name|escape}</span> '
+instabilitytag = '<span class="instability">{instability|escape}</span> '
 changelogtag = '<span class="tag">{name|escape}</span> '
 changesettag = '<span class="tag">{tag|escape}</span> '
 changesetbookmark = '<span class="tag">{bookmark|escape}</span> '
diff --git a/mercurial/templates/spartan/changelogentry.tmpl b/mercurial/templates/spartan/changelogentry.tmpl
--- a/mercurial/templates/spartan/changelogentry.tmpl
+++ b/mercurial/templates/spartan/changelogentry.tmpl
@@ -28,7 +28,7 @@
  </tr>')}
  {ifeq(count(instabilities), '0', '', '<tr>
   <th class="instabilities">instabilities:</th>
-  <td class="instabilities">{instabilities%"{name} "|escape}</td>
+  <td class="instabilities">{instabilities%"{instability} "|escape}</td>
  </tr>')}
  <tr>
   <th class="files"><a href="{url|urlescape}file/{node|short}{sessionvars%urlparameter}">files</a>:</th>
diff --git a/mercurial/templates/spartan/changeset.tmpl b/mercurial/templates/spartan/changeset.tmpl
--- a/mercurial/templates/spartan/changeset.tmpl
+++ b/mercurial/templates/spartan/changeset.tmpl
@@ -43,7 +43,7 @@
 </tr>')}
 {ifeq(count(instabilities), '0', '', '<tr>
  <th class="instabilities">instabilities:</th>
- <td class="instabilities">{instabilities%"{name} "|escape}</td>
+ <td class="instabilities">{instabilities%"{instability} "|escape}</td>
 </tr>')}
 <tr>
  <th class="files">files:</th>