diff --git a/kmath-ast/src/jsMain/kotlin/base64.kt b/kmath-ast/src/jsMain/kotlin/base64.kt
index 6f25dffef..70c57ee97 100644
--- a/kmath-ast/src/jsMain/kotlin/base64.kt
+++ b/kmath-ast/src/jsMain/kotlin/base64.kt
@@ -10,6 +10,7 @@
     "PackageDirectoryMismatch",
     "PackageName",
 )
+@file:JsNonModule
 @file:JsModule("js-base64")
 
 package Base64