diff --git a/src/script/script.h b/src/script/script.h
index a68924c7..d450db5c 100644
--- a/src/script/script.h
+++ b/src/script/script.h
@@ -12,6 +12,7 @@
 #include <stdexcept>
 #include <stdint.h>
 #include <string.h>
+#include <string>
 #include <vector>
 
 static const unsigned int MAX_SCRIPT_ELEMENT_SIZE = 520; // bytes