diff --git a/.idea/inspectionProfiles/idea_default.xml b/.idea/inspectionProfiles/idea_default.xml
index a2b24426ab89..0ce93dbd0261 100644
--- a/.idea/inspectionProfiles/idea_default.xml
+++ b/.idea/inspectionProfiles/idea_default.xml
@@ -321,6 +321,7 @@
       <option name="m_minLength" value="8" />
       <option name="m_maxLength" value="64" />
     </inspection_tool>
+    <inspection_tool class="Java8CollectionsApi" enabled="true" level="INFORMATION" enabled_by_default="true" />
     <inspection_tool class="JavaDoc" enabled="true" level="WARNING" enabled_by_default="false">
       <scope name="Tests" level="WARNING" enabled="false">
         <option name="TOP_LEVEL_CLASS_OPTIONS">
diff --git a/resources/src/META-INF/IdeaPlugin.xml b/resources/src/META-INF/IdeaPlugin.xml
index 6478c25afc0b..0b33d2ba6e75 100644
--- a/resources/src/META-INF/IdeaPlugin.xml
+++ b/resources/src/META-INF/IdeaPlugin.xml
@@ -816,9 +816,9 @@
                      displayName="Collection.addAll() can be replaced with parametrized constructor"/>
     <localInspection groupPath="Java" language="JAVA" shortName="Java8CollectionsApi"
                      groupBundle="messages.InspectionsBundle"
-                     groupKey="group.names.language.level.specific.issues.and.migration.aids" enabledByDefault="true" level="INFORMATION"
+                     groupKey="group.names.language.level.specific.issues.and.migration.aids" enabledByDefault="true" level="WARNING"
                      implementationClass="com.intellij.codeInspection.java18api.Java8CollectionsApiInspection"
-                     displayName="Collection usages can be replaced with single method"/>
+                     displayName="Collection usage can be simplified in Java 8"/>
     <localInspection groupPath="Java" language="JAVA" shortName="SimplifyStreamApiCallChains"
                      groupBundle="messages.InspectionsBundle"
                      groupKey="group.names.declaration.redundancy" enabledByDefault="true" level="WARNING"