1 files changed, 2 insertions, 0 deletions
diff --git a/src/content/content.h b/src/content/content.h
index 782a4fd7a..e246ed411 100644
--- a/src/content/content.h
+++ b/src/content/content.h
@@ -20,11 +20,13 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #pragma once
 #include "config.h"
 #include "convert_json.h"
+#include "irrlichttypes.h"
 
 struct ContentSpec
 {
 	std::string type;
 	std::string author;
+	u32 release = 0;
 	std::string name;
 	std::string desc;
 	std::string path;