diff --git a/src/3rdparty/chromium/net/cert/x509_certificate_net_log_param.h b/src/3rdparty/chromium/net/cert/x509_certificate_net_log_param.h
index 22dd9cc14..910149936 100644
--- a/src/3rdparty/chromium/net/cert/x509_certificate_net_log_param.h	
+++ b/src/3rdparty/chromium/net/cert/x509_certificate_net_log_param.h
@@ -6,6 +6,7 @@
 #define NET_CERT_X509_CERTIFICATE_NET_LOG_PARAM_H_
 
 #include <memory>
+#include <string>
 
 #include "net/base/net_export.h"