diff --git a/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndex.java b/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndex.java
index ded673fee44d..5594a35166ae 100644
--- a/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndex.java
+++ b/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndex.java
@@ -986,7 +986,7 @@ public class FileBasedIndex implements ApplicationComponent {
   }
 
   public @Nullable ProjectIndexableFilesFilter projectIndexableFiles(Project project) {
-    if (project == null || HeavyProcessLatch.INSTANCE.isRunning()) return null;
+    if (project == null) return null;
 
     SoftReference<ProjectIndexableFilesFilter> reference = project.getUserData(ourProjectFilesSetKey);
     ProjectIndexableFilesFilter data = reference != null ? reference.get() : null;