diff --git a/java/java-impl/src/com/intellij/testIntegration/BaseGenerateTestSupportMethodAction.java b/java/java-impl/src/com/intellij/testIntegration/BaseGenerateTestSupportMethodAction.java
index 1d31bb4acc33..48061b33f045 100644
--- a/java/java-impl/src/com/intellij/testIntegration/BaseGenerateTestSupportMethodAction.java
+++ b/java/java-impl/src/com/intellij/testIntegration/BaseGenerateTestSupportMethodAction.java
@@ -156,6 +156,7 @@ public class BaseGenerateTestSupportMethodAction extends BaseGenerateAction {
         @Override
         public void run() {
           try {
+            PsiDocumentManager.getInstance(file.getProject()).commitAllDocuments();
             PsiMethod method = generateDummyMethod(editor, file);
             if (method == null) return;