diff --git a/src/defs.h b/src/defs.h
index 9a08c3f..ffc2849 100644
--- a/src/defs.h
+++ b/src/defs.h
@@ -221,7 +221,7 @@
    unsigned int todomainlen;
    unsigned int found_security_header;
 
-   int journaltolen;
+   long unsigned int journaltolen;
 
    int retention;
 };