diff --git a/src/vty/command.c b/src/vty/command.c
index 4189c7c..b26e991 100644
--- a/src/vty/command.c
+++ b/src/vty/command.c
@@ -2313,7 +2313,7 @@
 				argv[argc++] = vector_slot(vline, i);
 		}
 
-		if (argc >= CMD_ARGC_MAX)
+		if (argc == CMD_ARGC_MAX)
 			return CMD_ERR_EXEED_ARGC_MAX;
 	}
 
@@ -2458,7 +2458,7 @@
 				argv[argc++] = vector_slot(vline, i);
 		}
 
-		if (argc >= CMD_ARGC_MAX)
+		if (argc == CMD_ARGC_MAX)
 			return CMD_ERR_EXEED_ARGC_MAX;
 	}