diff --git a/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/AnnotationsHighlightUtil.java b/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/AnnotationsHighlightUtil.java
index b1cbfe05c3b2..af43867bd85c 100644
--- a/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/AnnotationsHighlightUtil.java
+++ b/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/AnnotationsHighlightUtil.java
@@ -575,7 +575,7 @@ public class AnnotationsHighlightUtil {
   public static HighlightInfo checkFunctionalInterface(PsiAnnotation annotation) {
     final String errorMessage = LambdaUtil.checkFunctionalInterface(annotation);
     if (errorMessage != null) {
-      return HighlightInfo.newHighlightInfo(HighlightInfoType.ERROR).range(annotation).descriptionAndTooltip(errorMessage).create();
+      return HighlightInfo.newHighlightInfo(HighlightInfoType.WARNING).range(annotation).descriptionAndTooltip(errorMessage).create();
     }
     return null;
   }
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/FunctionalInterfaceAnnotation.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/FunctionalInterfaceAnnotation.java
index 05b2585c8405..379e5868381c 100644
--- a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/FunctionalInterfaceAnnotation.java
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/FunctionalInterfaceAnnotation.java
@@ -1,4 +1,4 @@
-<error descr="Multiple non-overriding abstract methods found">@FunctionalInterface</error>
+<warning descr="Multiple non-overriding abstract methods found">@FunctionalInterface</warning>
 interface Test {
   void foo();
   void bar();