diff --git a/Migration-guide-to-v1.6.0.md b/Migration-guide-to-v1.6.0.md
index a51cd0e..65b6b43 100644
--- a/Migration-guide-to-v1.6.0.md
+++ b/Migration-guide-to-v1.6.0.md
@@ -2,4 +2,4 @@ After update to **v1.6.0** all settings will be lost. But you still can open *`C
 
 Old parameters starts from capital letter, new parameters start with a small letter (exept *`<HashAlgorithm>`*, *`<KeySize>`*, *`<PasswordIterations>`* these parameters remained unchanged.). 
 
-For example, the old parameter that was used to store the background color of the editor, was called *`<RichBackColor>`* and in **v1.6.0** it's called *`<editorBackColor>`*. So you can just simple copy value from old parameter, if needed.
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+For example, the old parameter that was used to store the background color of the editor, was called *`<RichBackColor>`* and in **v1.6.0** it's called *`<editorBackColor>`*. So you can just simple copy value from old parameter, if needed. Do it only when app closed.
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