diff --git a/indra/newview/llstartup.cpp b/indra/newview/llstartup.cpp
index 57a06da2873241fcd144538b1b14b0eddd97724f..b762b2ae1ce621e4dde5049dfc831120037cc98f 100644
--- a/indra/newview/llstartup.cpp
+++ b/indra/newview/llstartup.cpp
@@ -2263,7 +2263,7 @@ void login_callback(S32 option, void *userdata)
 void show_release_notes_if_required()
 {
     if (LLVersionInfo::getChannelAndVersion() != gLastRunVersion
-        && LLVersionInfo::getChannel().find("Test") == std::string::npos // don't show Release Notes for the test builds
+        && LLVersionInfo::getViewerMaturity() != LLVersionInfo::TEST_VIEWER // don't show Release Notes for the test builds
         && gSavedSettings.getBOOL("UpdaterShowReleaseNotes")
         && !gSavedSettings.getBOOL("FirstLoginThisInstall"))
     {