diff --git a/platform/analysis-api/src/com/intellij/codeInsight/completion/CompletionItemLookupElement.java b/platform/analysis-api/src/com/intellij/codeInsight/completion/CompletionItemLookupElement.java
index 6ef93e2a45e1..1569edac10eb 100644
--- a/platform/analysis-api/src/com/intellij/codeInsight/completion/CompletionItemLookupElement.java
+++ b/platform/analysis-api/src/com/intellij/codeInsight/completion/CompletionItemLookupElement.java
@@ -8,6 +8,7 @@ import com.intellij.modcommand.ModCommand;
 import com.intellij.modcommand.ModUpdateFileText;
 import com.intellij.modcompletion.CompletionItem;
 import com.intellij.modcompletion.CompletionItemPresentation;
+import com.intellij.openapi.diagnostic.ReportingClassSubstitutor;
 import com.intellij.openapi.util.TextRange;
 import com.intellij.openapi.util.text.MarkupText;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -27,7 +28,7 @@ import java.util.stream.Stream;
  */
 @NotNullByDefault
 @ApiStatus.Internal
-public final class CompletionItemLookupElement extends LookupElement {
+public final class CompletionItemLookupElement extends LookupElement implements ReportingClassSubstitutor {
   private final CompletionItem item;
   private volatile @Nullable ModCommand myCachedCommand;
 
@@ -89,6 +90,11 @@ public final class CompletionItemLookupElement extends LookupElement {
     return null;
   }
 
+  @Override
+  public Class<?> getSubstitutedClass() {
+    return item.getClass();
+  }
+
   private static boolean isApplicableToContext(ModCommand command, ActionContext context) {
     VirtualFile file = context.file().getVirtualFile();
     String text = context.file().getFileDocument().getText();