diff --git a/ui/text_import.h b/ui/text_import.h
index f6612d61dc..46f619421c 100644
--- a/ui/text_import.h
+++ b/ui/text_import.h
@@ -37,7 +37,7 @@
 extern "C" {
 #endif /* __cplusplus */
 
-#define IMPORT_MAX_PACKET 65535
+#define IMPORT_MAX_PACKET WTAP_MAX_PACKET_SIZE
 
 /* The parameter interface */