diff --git a/src/io/http/websocket.h b/src/io/http/websocket.h
index 37349e87..cadc414d 100644
--- a/src/io/http/websocket.h
+++ b/src/io/http/websocket.h
@@ -5,6 +5,9 @@
 #include <io/network/tcpSocket.h>
 #include <unordered_map>
 
+#ifndef EMSCRIPTEN
+#include <memory>
+#endif
 
 namespace sp {
 namespace io {