diff --git a/src/org/plantuml/idea/toolwindow/AboutDialog.form b/src/org/plantuml/idea/toolwindow/AboutDialog.form
index 9698a52f..aa28ba5f 100644
--- a/src/org/plantuml/idea/toolwindow/AboutDialog.form
+++ b/src/org/plantuml/idea/toolwindow/AboutDialog.form
@@ -7,7 +7,7 @@
-
+
diff --git a/src/org/plantuml/idea/toolwindow/Usage.java b/src/org/plantuml/idea/toolwindow/Usage.java
index 3fb8d9c5..a672da29 100644
--- a/src/org/plantuml/idea/toolwindow/Usage.java
+++ b/src/org/plantuml/idea/toolwindow/Usage.java
@@ -15,6 +15,11 @@ public class Usage extends JTextArea {
+ "- Cursor on top of @startuml allows to use following intentions:\n"
+ " - disable syntax check\n"
+ " - enable partial rendering - renders each page on it's own, useful for big sequence diagram files\n"
+ + "- Performance tips:\n"
+ + " - do not put @newpage into included files (it prohibits incremental rendering)\n"
+ + " - try to enable partial rendering\n"
+ + " - disable syntax checking\n"
+ + " - disable automatic rendering\n"
+ "";
public Usage() {