diff --git a/packages/kbn-test/jest-preset.js b/packages/kbn-test/jest-preset.js
index f80a5e103c16f..e70bdfd11d8de 100644
--- a/packages/kbn-test/jest-preset.js
+++ b/packages/kbn-test/jest-preset.js
@@ -105,7 +105,7 @@ module.exports = {
   transformIgnorePatterns: [
     // ignore all node_modules except monaco-editor and react-monaco-editor which requires babel transforms to handle dynamic import()
     // since ESM modules are not natively supported in Jest yet (https://github.com/facebook/jest/issues/4842)
-    '[/\\\\]node_modules(?![\\/\\\\](byte-size|monaco-editor|monaco-yaml|vscode-languageserver-types|react-monaco-editor|d3-interpolate|d3-color))[/\\\\].+\\.js$',
+    '[/\\\\]node_modules(?![\\/\\\\](byte-size|monaco-editor|monaco-yaml|vscode-languageserver-types|react-monaco-editor|d3-interpolate|d3-color|langchain))[/\\\\].+\\.js$',
     'packages/kbn-pm/dist/index.js',
   ],