diff --git a/idea/src/org/jetbrains/kotlin/idea/KotlinPluginUpdater.kt b/idea/src/org/jetbrains/kotlin/idea/KotlinPluginUpdater.kt
index c64aad078d9..1c1c2e5dfc1 100644
--- a/idea/src/org/jetbrains/kotlin/idea/KotlinPluginUpdater.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/KotlinPluginUpdater.kt
@@ -59,6 +59,8 @@ class KotlinPluginUpdater(val propertiesComponent: PropertiesComponent) : Dispos
     }
 
     private fun queueUpdateCheck() {
+        if (ApplicationManager.getApplication().isUnitTestMode) return
+
         ApplicationManager.getApplication().assertIsDispatchThread()
         if (!checkQueued) {
             checkQueued = true