diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index aaf6d98..7089706 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -99,7 +99,8 @@
 			}
 		}
 
-		printf("\nEnvironment size: %d/%ld bytes\n", i, ENV_SIZE);
+		printf("\nEnvironment size: %d/%ld bytes\n",
+			i, (ulong)ENV_SIZE);
 
 		return 0;
 	}