diff --git a/java/java-indexing-api/src/com/intellij/psi/search/searches/ClassInheritorsSearch.java b/java/java-indexing-api/src/com/intellij/psi/search/searches/ClassInheritorsSearch.java
index 02a592f3df2d..4b6382665083 100644
--- a/java/java-indexing-api/src/com/intellij/psi/search/searches/ClassInheritorsSearch.java
+++ b/java/java-indexing-api/src/com/intellij/psi/search/searches/ClassInheritorsSearch.java
@@ -29,7 +29,6 @@ import com.intellij.psi.util.PsiUtilCore;
 import com.intellij.util.*;
 import com.intellij.util.containers.ContainerUtil;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 /**
  * @author max
@@ -39,12 +38,16 @@ public class ClassInheritorsSearch extends ExtensibleQueryFactory<PsiClass, Clas
   public static final ClassInheritorsSearch INSTANCE = new ClassInheritorsSearch();
 
   public static class SearchParameters implements QueryParameters {
-    @NotNull private final PsiClass myClass;
-    @NotNull private final SearchScope myScope;
+    @NotNull
+    private final PsiClass myClass;
+    @NotNull
+    private final SearchScope myScope;
     private final boolean myCheckDeep;
     private final boolean myCheckInheritance;
     private final boolean myIncludeAnonymous;
-    @NotNull private final Condition<String> myNameCondition;
+    @NotNull
+    private final Condition<String> myNameCondition;
+    @NotNull
     private final Project myProject;
 
     public SearchParameters(@NotNull final PsiClass aClass, @NotNull SearchScope scope, final boolean checkDeep, final boolean checkInheritance, boolean includeAnonymous) {
@@ -68,7 +71,7 @@ public class ClassInheritorsSearch extends ExtensibleQueryFactory<PsiClass, Clas
       return myClass;
     }
 
-    @Nullable
+    @NotNull
     @Override
     public Project getProject() {
       return myProject;