diff --git a/platform/platform-impl/src/com/intellij/openapi/updateSettings/impl/UpdateCheckerComponent.java b/platform/platform-impl/src/com/intellij/openapi/updateSettings/impl/UpdateCheckerComponent.java
index 5894bd4f49f3..0dd4052bc497 100644
--- a/platform/platform-impl/src/com/intellij/openapi/updateSettings/impl/UpdateCheckerComponent.java
+++ b/platform/platform-impl/src/com/intellij/openapi/updateSettings/impl/UpdateCheckerComponent.java
@@ -42,6 +42,7 @@ public class UpdateCheckerComponent implements Disposable, ApplicationComponent
 
   private static final long CHECK_INTERVAL = DateFormatUtil.DAY;
   static final String SELF_UPDATE_STARTED_FOR_BUILD_PROPERTY = "ide.self.update.started.for.build";
+  private static final String ERROR_LOG_FILE_NAME = "idea_updater_error.log";//must be equal to com.intellij.updater.Runner.ERROR_LOG_FILE_NAME
 
   private final Alarm myCheckForUpdatesAlarm = new Alarm(Alarm.ThreadToUse.SWING_THREAD);
   private final Runnable myCheckRunnable = () -> UpdateChecker.updateAndShowResult().doWhenProcessed(() -> queueNextCheck(CHECK_INTERVAL));
@@ -131,7 +132,7 @@ public class UpdateCheckerComponent implements Disposable, ApplicationComponent
   private static void checkIfPreviousUpdateFailed() {
     PropertiesComponent properties = PropertiesComponent.getInstance();
     if (ApplicationInfo.getInstance().getBuild().asString().equals(properties.getValue(SELF_UPDATE_STARTED_FOR_BUILD_PROPERTY))) {
-      File updateErrorsLog = new File(PathManager.getLogPath(), "idea_updater_error.log");
+      File updateErrorsLog = new File(PathManager.getLogPath(), ERROR_LOG_FILE_NAME);
       try {
         if (updateErrorsLog.isFile() && !StringUtil.isEmptyOrSpaces(FileUtil.loadFile(updateErrorsLog))) {
           FUSApplicationUsageTrigger.getInstance().trigger(IdeUpdateUsageTriggerCollector.class, "update.failed");
diff --git a/updater/src/com/intellij/updater/Runner.java b/updater/src/com/intellij/updater/Runner.java
index 16743decf375..f063cfccc2d3 100644
--- a/updater/src/com/intellij/updater/Runner.java
+++ b/updater/src/com/intellij/updater/Runner.java
@@ -19,6 +19,7 @@ import java.util.zip.ZipInputStream;
 
 public class Runner {
   private static final String PATCH_FILE_NAME = "patch-file.zip";
+  private static final String ERROR_LOG_FILE_NAME = "idea_updater_error.log";//must be equal to com.intellij.openapi.updateSettings.impl.UpdateCheckerComponent.ERROR_LOG_FILE_NAME
 
   private static Logger logger = null;
   private static String logPath = null;
@@ -159,7 +160,7 @@ public class Runner {
       update.activateOptions();
 
       FileAppender updateError = new FileAppender();
-      updateError.setFile(new File(logDirectory, "idea_updater_error.log").getAbsolutePath());
+      updateError.setFile(new File(logDirectory, ERROR_LOG_FILE_NAME).getAbsolutePath());
       updateError.setLayout(new PatternLayout("%d{dd/MM HH:mm:ss} %-5p %C{1}.%M - %m%n"));
       updateError.setThreshold(Level.ERROR);
       updateError.setAppend(false);