diff --git a/common/content/buffer.js b/common/content/buffer.js
index 03b86248..0b2b2aa3 100644
--- a/common/content/buffer.js
+++ b/common/content/buffer.js
@@ -525,7 +525,7 @@ function Buffer() //{{{
         },
         {
             argCount: "?",
-            completer: function (context) completion.alternateStylesheet(context),
+            completer: function (context) completion.alternateStyleSheet(context),
             literal: 0
         });
 
diff --git a/common/content/commands.js b/common/content/commands.js
index 2e152878..ee9a653b 100644
--- a/common/content/commands.js
+++ b/common/content/commands.js
@@ -740,7 +740,7 @@ function Commands() //{{{
 
     // TODO: offer completion.ex?
     var completeOptionMap = {
-        altstyle: "alternateStylesheet", bookmark: "bookmark",
+        altstyle: "alternateStyleSheet", bookmark: "bookmark",
         buffer: "buffer", color: "colorScheme", command: "command",
         dialog: "dialog", dir: "directory", environment: "environment",
         event: "autocmdEvent", file: "file", help: "help",
diff --git a/common/content/completion.js b/common/content/completion.js
index f79a42d8..4ec3884b 100644
--- a/common/content/completion.js
+++ b/common/content/completion.js
@@ -1580,7 +1580,7 @@ function Completion() //{{{
             context.completions = Array.map(menu.childNodes, function (n) [n.label, ""]);
         },
 
-        alternateStylesheet: function alternateStylesheet(context)
+        alternateStyleSheet: function alternateStylesheet(context)
         {
             context.title = ["Stylesheet", "Location"];