diff --git a/input-add-invalid-opt-check-in-input.patch b/input-add-invalid-opt-check-in-input.patch
new file mode 100644
index 0000000000000000000000000000000000000000..05fbf7f2df36041b3da80e7b0b0dd82a324e2dec
--- /dev/null
+++ b/input-add-invalid-opt-check-in-input.patch
@@ -0,0 +1,97 @@
+From 9831c92734633548ea3082c54df8a5f4845bbcf8 Mon Sep 17 00:00:00 2001
+From: nocjj <1250062498@qq.com>
+Date: Sat, 27 Feb 2021 14:23:13 +0800
+Subject: [PATCH] input: add invalid opt check in input
+
+Add invalid opt check while vmtop start with opts.
+
+Signed-off-by: nocjj <1250062498@qq.com>
+---
+ src/utils.c | 19 +++++++++++++++++++
+ src/utils.h |  1 +
+ src/vmtop.c | 17 ++++++++++-------
+ 3 files changed, 30 insertions(+), 7 deletions(-)
+
+diff --git a/src/utils.c b/src/utils.c
+index 3cb1146..4b6983a 100644
+--- a/src/utils.c
++++ b/src/utils.c
+@@ -56,3 +56,22 @@ int get_time_str(char *buf, int bufsize)
+     }
+     return 1;
+ }
++
++int str_to_int(const char *str)
++{
++    long int sl;
++    char *end = NULL;
++    int ret = -1;
++
++    sl = strtol(str, &end, 10);
++    /* if str starts or ends with non numeric char */
++    if ((end == str) || (*end != '\0')) {
++        printf("Invalid data!\n");
++    } else if ((sl > INT_MAX) || (sl < INT_MIN)) {
++        printf("Out of range!\n");
++    } else {
++        ret = (int)sl;
++    }
++
++    return ret;
++}
+diff --git a/src/utils.h b/src/utils.h
+index 11d3001..c8d0d01 100644
+--- a/src/utils.h
++++ b/src/utils.h
+@@ -15,5 +15,6 @@
+ 
+ int read_file(char *buf, int bufsize, const char *path);
+ int get_time_str(char *buf, int bufsize);
++int str_to_int(const char *str);
+ 
+ #endif
+diff --git a/src/vmtop.c b/src/vmtop.c
+index 0137fdd..6c36c4c 100644
+--- a/src/vmtop.c
++++ b/src/vmtop.c
+@@ -76,9 +76,9 @@ static void parse_args(int argc, char *argv[])
+     while ((opt = getopt(argc, argv, arg_ops)) != -1) {
+         switch (opt) {
+         case 'd': {
+-            delay_time = atoi(optarg);
+-            if (delay_time < 1) {
+-                delay_time = 1;
++            delay_time = str_to_int(optarg);
++            if (delay_time < 0) {
++                exit(1);
+             }
+             break;
+         }
+@@ -95,9 +95,9 @@ static void parse_args(int argc, char *argv[])
+             exit(0);
+         }
+         case 'n': {
+-            display_loop = atoi(optarg);
+-            if (display_loop == 0) {
+-                display_loop = -1;
++            display_loop = str_to_int(optarg);
++            if (display_loop < 0) {
++                exit(1);
+             }
+             break;
+         }
+@@ -106,7 +106,10 @@ static void parse_args(int argc, char *argv[])
+             break;
+         }
+         case 'p': {
+-            monitor_id = atoi(optarg);
++            monitor_id = str_to_int(optarg);
++            if (monitor_id < 0) {
++                exit(1);
++            }
+             break;
+         }
+         default:
+-- 
+2.27.0
+
diff --git a/version-unified-with-release-version.patch b/version-unified-with-release-version.patch
new file mode 100644
index 0000000000000000000000000000000000000000..79b6009b2b6c2dc8cff32d9921e992fffe225202
--- /dev/null
+++ b/version-unified-with-release-version.patch
@@ -0,0 +1,30 @@
+From 74702859c4107c9229986159887e1216051237ea Mon Sep 17 00:00:00 2001
+From: nocjj <1250062498@qq.com>
+Date: Sat, 27 Feb 2021 14:27:31 +0800
+Subject: [PATCH] version: unified with release version
+
+Currently, vmtop release version has been update to 1.1, but
+version in configure.ac is still 1.0. So, update release
+version to configure.ac.
+
+Signed-off-by: nocjj <1250062498@qq.com>
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index a968ae8..0acb1b7 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -2,7 +2,7 @@
+ # Process this file with autoconf to produce a configure script.
+ 
+ AC_PREREQ([2.69])
+-AC_INIT([vmtop], [1.0], [virt@openeuler.org])
++AC_INIT([vmtop], [1.1], [virt@openeuler.org])
+ AC_CONFIG_SRCDIR([src/vmtop.c])
+ AC_CONFIG_HEADERS([config.h])
+ 
+-- 
+2.27.0
+
diff --git a/vmtop.spec b/vmtop.spec
index 377bde97fafad52b41c3b5f760b3c6a999d94347..1a806a21c92795fb232427e158b01b7ced73ede7 100644
--- a/vmtop.spec
+++ b/vmtop.spec
@@ -1,6 +1,6 @@
 Name: vmtop
 Version: 1.1
-Release: 4
+Release: 5
 Summary: A tool for collecting and analyzing data of virtual machine
 License: Mulan PSL V2
 Group: Application/System
@@ -28,6 +28,8 @@ Patch0016: proc-del-prc-pid-comm-read.patch
 Patch0017: display-del-screen-clear-after-key-response.patch
 Patch0018: codestyle-del-unused-var.patch
 Patch0019: bugfix-add-check-to-avoid-invalid-ptr-for-strcmp.patch
+Patch0020: version-unified-with-release-version.patch
+Patch0021: input-add-invalid-opt-check-in-input.patch
 
 Requires: libvirt, ncurses
 
@@ -68,6 +70,10 @@ install -m 550 vmtop ${RPM_BUILD_ROOT}/usr/bin/%{name}
 %{_bindir}/vmtop
 
 %changelog
+* Sat Feb 27 2021 Huawei Technologies Co., Ltd <alex.chen@huawei.com>
+- version: unified with release version
+- input: add invalid opt check in input
+
 * Wed 27 Jan 2021 Jiajun Chen <1250062498@qq.com> -1.1-4
 - bugfix: add check to avoid invalid ptr for strcmp