diff --git a/browser/devtools/main.js b/browser/devtools/main.js
index 16b941aed0e3..c61897110151 100644
--- a/browser/devtools/main.js
+++ b/browser/devtools/main.js
@@ -158,7 +158,7 @@ Tools.jsprofiler = {
   icon: "chrome://browser/skin/devtools/tool-profiler.png",
   url: "chrome://browser/content/devtools/profiler.xul",
   label: l10n("profiler.label", profilerStrings),
-  tooltip: l10n("profiler.tooltip", profilerStrings),
+  tooltip: l10n("profiler.tooltip2", profilerStrings),
 
   isTargetSupported: function (target) {
     return true;
diff --git a/browser/locales/en-US/chrome/browser/devtools/profiler.properties b/browser/locales/en-US/chrome/browser/devtools/profiler.properties
index c491f0d19542..01de77c655d8 100644
--- a/browser/locales/en-US/chrome/browser/devtools/profiler.properties
+++ b/browser/locales/en-US/chrome/browser/devtools/profiler.properties
@@ -20,10 +20,10 @@ profiler.label=Profiler
 profiler2.commandkey=VK_F5
 profiler.accesskey=P
 
-# LOCALIZATION NOTE (profiler.tooltip):
+# LOCALIZATION NOTE (profiler.tooltip2):
 # This string is displayed in the tooltip of the tab when the profiler is
 # displayed inside the developer tools window.
-profiler.tooltip=Profiler
+profiler.tooltip2=JavaScript Profiler
 
 # LOCALIZATION NOTE (profiler.profileName):
 # This string is the default name for new profiles. Its parameter is a number.