diff --git a/plugins/napatech/source-napatech.c b/plugins/napatech/source-napatech.c
index 5a5b40ed7472..3b1d8d728abc 100644
--- a/plugins/napatech/source-napatech.c
+++ b/plugins/napatech/source-napatech.c
@@ -48,7 +48,7 @@
 #include <numa.h>
 #include <nt.h>
 
-extern uint16_t max_pending_packets;
+extern uint32_t max_pending_packets;
 
 typedef struct NapatechThreadVars_ {
     ThreadVars *tv;