diff --git a/src/apps/activitymonitor/ActivityMonitor.cpp b/src/apps/activitymonitor/ActivityMonitor.cpp
index b1daf5b2d1..2d937c2a9a 100644
--- a/src/apps/activitymonitor/ActivityMonitor.cpp
+++ b/src/apps/activitymonitor/ActivityMonitor.cpp
@@ -64,10 +64,13 @@ ActivityMonitor::AboutRequested()
 /*static*/ void
 ActivityMonitor::ShowAbout()
 {
-	BAlert *alert = new BAlert(B_TRANSLATE("about"),
-		B_TRANSLATE("ActivityMonitor\n"
-		"\twritten by Axel Dörfler\n"
-		"\tCopyright 2008, Haiku Inc.\n"), B_TRANSLATE("OK"));
+	BString	text;
+	text << kAppName << "\n"
+		<< B_TRANSLATE("\twritten by Axel Dörfler\n"
+		"\tCopyright 2008, Haiku Inc.\n");
+
+	BAlert *alert = new BAlert(B_TRANSLATE("About"),
+		text.String(), B_TRANSLATE("OK"));
 	BTextView *view = alert->TextView();
 	BFont font;
 
@@ -76,7 +79,7 @@ ActivityMonitor::ShowAbout()
 	view->GetFont(&font);
 	font.SetSize(18);
 	font.SetFace(B_BOLD_FACE);
-	view->SetFontAndColor(0, 15, &font);
+	view->SetFontAndColor(0, strlen(kAppName), &font);
 
 	alert->Go();
 }
diff --git a/src/apps/activitymonitor/ActivityMonitor.h b/src/apps/activitymonitor/ActivityMonitor.h
index 507b9d83fb..6bac156419 100644
--- a/src/apps/activitymonitor/ActivityMonitor.h
+++ b/src/apps/activitymonitor/ActivityMonitor.h
@@ -7,10 +7,16 @@
 
 
 #include <Application.h>
+#include <Catalog.h>
 
 class BMessage;
 class ActivityWindow;
 
+#undef B_TRANSLATE_CONTEXT
+#define B_TRANSLATE_CONTEXT "ActivityWindow"
+
+static const char* kAppName = B_TRANSLATE_MARK("ActivityMonitor");
+
 
 class ActivityMonitor : public BApplication {
 public:
diff --git a/src/apps/activitymonitor/ActivityWindow.cpp b/src/apps/activitymonitor/ActivityWindow.cpp
index c25981835a..613355e737 100644
--- a/src/apps/activitymonitor/ActivityWindow.cpp
+++ b/src/apps/activitymonitor/ActivityWindow.cpp
@@ -34,7 +34,7 @@ static const uint32 kMsgShowSettings = 'shst';
 
 
 ActivityWindow::ActivityWindow()
-	: BWindow(BRect(100, 100, 500, 350), "ActivityMonitor", B_TITLED_WINDOW,
+	: BWindow(BRect(100, 100, 500, 350), kAppName, B_TITLED_WINDOW,
 		B_ASYNCHRONOUS_CONTROLS | B_QUIT_ON_WINDOW_CLOSE)
 {
 	BMessage settings;