diff --git a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/KotlinJavaScriptLibraryDetectionUtil.kt b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/KotlinJavaScriptLibraryDetectionUtil.kt
index 928198ee358..640189920c1 100644
--- a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/KotlinJavaScriptLibraryDetectionUtil.kt
+++ b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/KotlinJavaScriptLibraryDetectionUtil.kt
@@ -43,7 +43,7 @@ object KotlinJavaScriptLibraryDetectionUtil {
                 return hasMetadata
             }
 
-            if (!VfsUtilCore.processFilesRecursively(root, { isJsFileWithMetadata(root) })) {
+            if (!VfsUtilCore.processFilesRecursively(root) { !isJsFileWithMetadata(it) }) {
                 return true
             }
         }