diff --git a/platform/built-in-server/start-up-visualizer/format-changelog.md b/platform/built-in-server/start-up-visualizer/format-changelog.md
index 52bf7bc89446..6eff3e185d8a 100644
--- a/platform/built-in-server/start-up-visualizer/format-changelog.md
+++ b/platform/built-in-server/start-up-visualizer/format-changelog.md
@@ -1,3 +1,7 @@
+## 13
+
+* add `buildDate`.
+
 ## 12
 
 * service/component events are reported in a google trace event format.
diff --git a/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/IdeaFormatWriter.kt b/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/IdeaFormatWriter.kt
index f6b143102976..12cb61389ee2 100644
--- a/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/IdeaFormatWriter.kt
+++ b/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/IdeaFormatWriter.kt
@@ -16,6 +16,7 @@ import com.intellij.util.io.jackson.obj
 import java.io.CharArrayWriter
 import java.nio.ByteBuffer
 import java.nio.CharBuffer
+import java.time.ZoneId
 import java.time.ZonedDateTime
 import java.time.format.DateTimeFormatter
 import java.util.concurrent.TimeUnit
@@ -41,8 +42,10 @@ internal class IdeaFormatWriter(private val activities: Map<String, MutableList<
     writer.use {
       writer.obj {
         writer.writeStringField("version", StartUpPerformanceReporter.VERSION)
-        writer.writeStringField("build", ApplicationInfo.getInstance().build.asStringWithoutProductCode())
-        writer.writeStringField("productCode", ApplicationInfo.getInstance().build.productCode)
+        val appInfo = ApplicationInfo.getInstance()
+        writer.writeStringField("build", appInfo.build.asStringWithoutProductCode())
+        writer.writeStringField("buildDate", ZonedDateTime.ofInstant(appInfo.buildDate.toInstant(), ZoneId.systemDefault()).format(DateTimeFormatter.RFC_1123_DATE_TIME))
+        writer.writeStringField("productCode", appInfo.build.productCode)
         writer.writeStringField("generated", ZonedDateTime.now().format(DateTimeFormatter.RFC_1123_DATE_TIME))
         writer.writeStringField("os", SystemInfo.getOsNameAndVersion())
         writer.writeStringField("runtime", SystemInfo.JAVA_VENDOR + " " + SystemInfo.JAVA_VERSION + " " + SystemInfo.JAVA_RUNTIME_VERSION)
diff --git a/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/StartUpPerformanceReporter.kt b/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/StartUpPerformanceReporter.kt
index f8e8dd4b552e..d064b8148c0a 100644
--- a/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/StartUpPerformanceReporter.kt
+++ b/platform/platform-impl/src/com/intellij/diagnostic/startUpPerformanceReporter/StartUpPerformanceReporter.kt
@@ -38,7 +38,7 @@ class StartUpPerformanceReporter : StartupActivity.DumbAware {
   companion object {
     internal val LOG = logger<StartUpMeasurer>()
 
-    internal const val VERSION = "12"
+    internal const val VERSION = "13"
 
     internal fun sortItems(items: MutableList<ActivityImpl>) {
       items.sortWith(Comparator { o1, o2 ->