diff --git a/idea/src/org/jetbrains/kotlin/idea/inspections/KotlinUnusedImportInspection.kt b/idea/src/org/jetbrains/kotlin/idea/inspections/KotlinUnusedImportInspection.kt
index c75b7f65a01..f5eaf46665c 100644
--- a/idea/src/org/jetbrains/kotlin/idea/inspections/KotlinUnusedImportInspection.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/inspections/KotlinUnusedImportInspection.kt
@@ -165,6 +165,7 @@ class KotlinUnusedImportInspection : AbstractKotlinInspection() {
                 }
             }
 
+            if (Disposer.isDisposed(progress)) return
             Disposer.register(progress, invokeFixLater)
 
             if (progress.isCanceled) {