diff --git a/resources-en/src/inspectionDescriptions/CollectionAddAllCanBeReplacedWithConstructor.html b/resources-en/src/inspectionDescriptions/CollectionAddAllCanBeReplacedWithConstructor.html
index 4cb019b6ef31..8a6a8ebe29f7 100644
--- a/resources-en/src/inspectionDescriptions/CollectionAddAllCanBeReplacedWithConstructor.html
+++ b/resources-en/src/inspectionDescriptions/CollectionAddAllCanBeReplacedWithConstructor.html
@@ -1,7 +1,8 @@
 <html>
 <body>
 Reports <b>Collection.addAll()</b> and <b>Map.putAll()</b> calls after instantiation of a collection using a constructor call without arguments.
-Such constructs can be replaced with a single call to a parametrized constructor.
+Such constructs can be replaced with a single call to a parametrized constructor which simplifies code. Also for some collections the replacement
+might be more performant.
 For example:
 <pre><code>
   Set&lt;String&gt; set = new HashSet&lt;&gt;();
diff --git a/resources/src/META-INF/IdeaPlugin.xml b/resources/src/META-INF/IdeaPlugin.xml
index 10917a9b3d51..e4b398603da2 100644
--- a/resources/src/META-INF/IdeaPlugin.xml
+++ b/resources/src/META-INF/IdeaPlugin.xml
@@ -880,7 +880,7 @@
                      displayName="Duplicated delimiters in java.util.StringTokenizer"/>
     <localInspection groupPath="Java" language="JAVA" shortName="CollectionAddAllCanBeReplacedWithConstructor"
                      groupBundle="messages.InspectionsBundle"
-                     groupKey="group.names.performance.issues" enabledByDefault="true" level="WARNING"
+                     groupKey="group.names.code.style.issues" enabledByDefault="true" level="WARNING"
                      implementationClass="com.intellij.codeInspection.CollectionAddAllCanBeReplacedWithConstructorInspection"
                      displayName="Redundant 'Collection.addAll()' call"/>
     <localInspection groupPath="Java,Java language level migration aids" language="JAVA" shortName="AnonymousHasLambdaAlternative" displayName="Anonymous type has shorter lambda alternative"
