diff --git a/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/npm/NpmIndexTask.kt b/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/npm/NpmIndexTask.kt
index 3bf3b79..6999df4 100644
--- a/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/npm/NpmIndexTask.kt
+++ b/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/npm/NpmIndexTask.kt
@@ -63,6 +63,7 @@ open class NpmIndexTask : DefaultTask() {
     }
 
     private fun packageJsonContainsTypes(file: File): Boolean {
+        if (file.length == 0) return false
         val parsedFile = JsonSlurper().parse(file)
         return (parsedFile is Map<*, *> && parsedFile["typings"] != null)
     }
@@ -81,4 +82,4 @@ open class NpmIndexTask : DefaultTask() {
 
         return true
     }
-}
\ No newline at end of file
+}