diff --git a/java/java-impl/src/com/intellij/codeInspection/streamMigration/CollectMigration.java b/java/java-impl/src/com/intellij/codeInspection/streamMigration/CollectMigration.java
index f688230ddf60..309ffaeb1030 100644
--- a/java/java-impl/src/com/intellij/codeInspection/streamMigration/CollectMigration.java
+++ b/java/java-impl/src/com/intellij/codeInspection/streamMigration/CollectMigration.java
@@ -586,6 +586,11 @@ class CollectMigration extends BaseStreamApiMigration {
       myElementVariable = elementVariable;
     }
 
+    @Override
+    String generateIntermediate() {
+      return myElementVariable.getType() instanceof PsiPrimitiveType ? ".boxed()" : "";
+    }
+
     @Override
     public String generateTerminal() {
       PsiExpression[] args = myMapUpdateCall.getArgumentList().getExpressions();
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/collect/afterCollectGuavaMap.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/collect/afterCollectGuavaMap.java
index 17fdbf12ccc2..925f7706b5da 100644
--- a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/collect/afterCollectGuavaMap.java
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/collect/afterCollectGuavaMap.java
@@ -13,7 +13,7 @@ class Maps {
 
 public class Test {
   public void test() {
-      Map<String, Integer> map = IntStream.range(0, 10).filter(i -> i % 2 == 0).collect(Collectors.toMap(String::valueOf, i -> i, (a, b) -> b));
+      Map<String, Integer> map = IntStream.range(0, 10).filter(i -> i % 2 == 0).boxed().collect(Collectors.toMap(String::valueOf, i -> i, (a, b) -> b));
       System.out.println(map);
   }
 }