diff --git a/xml/System.Collections.Immutable/ImmutableDictionary`2.xml b/xml/System.Collections.Immutable/ImmutableDictionary`2.xml
index af6239c8ebb..7201218db7a 100644
--- a/xml/System.Collections.Immutable/ImmutableDictionary`2.xml
+++ b/xml/System.Collections.Immutable/ImmutableDictionary`2.xml
@@ -97,7 +97,7 @@
       <format type="text/markdown"><![CDATA[
 
 ## Remarks
- When you manipulate an immutable dictionary a copy of the original dictionary is made, manipulations applied and a new immutable dictionary is returned.
+ When you manipulate an immutable dictionary, a new one is returned with the appropriate changes, while the old one is not altered.
 
 ## Examples
 This example shows how to create an immutable dictionary and get values from it: