diff --git a/lib/FlowLanguageClient/FlowLanguageClient.js b/lib/FlowLanguageClient/FlowLanguageClient.js
index 44db545..5bc27fa 100644
--- a/lib/FlowLanguageClient/FlowLanguageClient.js
+++ b/lib/FlowLanguageClient/FlowLanguageClient.js
@@ -178,6 +178,7 @@ export default class FlowLanguageClient {
         // auto stop flow process
         config.stopFlowOnExit ? '--autostop' : null,
       ].filter(Boolean),
+      options: { shell: true },
 
       // see: clientOptions.workspaceFolder below
       // options: { cwd: flowconfigDir },