diff --git a/platform/lang-impl/src/com/intellij/execution/runners/DefaultProgramRunner.java b/platform/lang-impl/src/com/intellij/execution/runners/DefaultProgramRunner.java
index f4cae36d1ffe..2c05390a0d10 100644
--- a/platform/lang-impl/src/com/intellij/execution/runners/DefaultProgramRunner.java
+++ b/platform/lang-impl/src/com/intellij/execution/runners/DefaultProgramRunner.java
@@ -22,11 +22,13 @@ import com.intellij.execution.configurations.RunProfileState;
 import com.intellij.execution.ui.RunContentDescriptor;
 import com.intellij.openapi.fileEditor.FileDocumentManager;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 /**
  * @author spleaner
  */
 public abstract class DefaultProgramRunner extends GenericProgramRunner {
+  @Nullable
   @Override
   protected RunContentDescriptor doExecute(@NotNull RunProfileState state, @NotNull ExecutionEnvironment env) throws ExecutionException {
     FileDocumentManager.getInstance().saveAllDocuments();