diff --git a/demo/docs/2d_animal_demo.md b/demo/docs/2d_animal_demo.md
index 3230e2a161..3361c6f65a 100644
--- a/demo/docs/2d_animal_demo.md
+++ b/demo/docs/2d_animal_demo.md
@@ -94,7 +94,7 @@ Examples:
 ```shell
 python demo/top_down_video_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_2x_coco/faster_rcnn_r50_fpn_2x_coco_bbox_mAP-0.384_20200504_210434-a5d8aa15.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_2x_coco/faster_rcnn_r50_fpn_2x_coco_bbox_mAP-0.384_20200504_210434-a5d8aa15.pth \
     configs/animal/2d_kpt_sview_rgb_img/topdown_heatmap/horse10/res50_horse10_256x256-split1.py \
     https://download.openmmlab.com/mmpose/animal/resnet/res50_horse10_256x256_split1-3a3dc37e_20210405.pth \
     --video-path demo/resources/demo_horse.mp4 \
diff --git a/demo/docs/2d_human_pose_demo.md b/demo/docs/2d_human_pose_demo.md
index 004effe48b..3d2a74ffab 100644
--- a/demo/docs/2d_human_pose_demo.md
+++ b/demo/docs/2d_human_pose_demo.md
@@ -59,7 +59,7 @@ Examples:
 ```shell
 python demo/top_down_img_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
     configs/body/2d_kpt_sview_rgb_img/topdown_heatmap/coco/hrnet_w48_coco_256x192.py \
     https://download.openmmlab.com/mmpose/top_down/hrnet/hrnet_w48_coco_256x192-b9e0b3ab_20200708.pth \
     --img-root tests/data/coco/ \
@@ -88,7 +88,7 @@ Examples:
 ```shell
 python demo/top_down_video_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
     configs/body/2d_kpt_sview_rgb_img/topdown_heatmap/coco/hrnet_w48_coco_256x192.py \
     https://download.openmmlab.com/mmpose/top_down/hrnet/hrnet_w48_coco_256x192-b9e0b3ab_20200708.pth \
     --video-path demo/resources/demo.mp4 \
diff --git a/demo/docs/2d_pose_tracking_demo.md b/demo/docs/2d_pose_tracking_demo.md
index f1aeef2571..575886cd2c 100644
--- a/demo/docs/2d_pose_tracking_demo.md
+++ b/demo/docs/2d_pose_tracking_demo.md
@@ -24,7 +24,7 @@ Examples:
 ```shell
 python demo/top_down_pose_tracking_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
     configs/body/2d_kpt_sview_rgb_img/topdown_heatmap/coco/res50_coco_256x192.py \
     https://download.openmmlab.com/mmpose/top_down/resnet/res50_coco_256x192-ec54d7f3_20200709.pth \
     --video-path demo/resources/demo.mp4 \
diff --git a/demo/docs/2d_wholebody_pose_demo.md b/demo/docs/2d_wholebody_pose_demo.md
index 50620c2ee8..61d3599cde 100644
--- a/demo/docs/2d_wholebody_pose_demo.md
+++ b/demo/docs/2d_wholebody_pose_demo.md
@@ -59,7 +59,7 @@ Examples:
 ```shell
 python demo/top_down_img_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
     configs/wholebody/2d_kpt_sview_rgb_img/topdown_heatmap/coco-wholebody/hrnet_w48_coco_wholebody_384x288_dark_plus.py \
     https://download.openmmlab.com/mmpose/top_down/hrnet/hrnet_w48_coco_wholebody_384x288_dark-f5726563_20200918.pth \
     --img-root tests/data/coco/ \
@@ -88,7 +88,7 @@ Examples:
 ```shell
 python demo/top_down_video_demo_with_mmdet.py \
     demo/mmdetection_cfg/faster_rcnn_r50_fpn_coco.py \
-    http://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
+    https://download.openmmlab.com/mmdetection/v2.0/faster_rcnn/faster_rcnn_r50_fpn_1x_coco/faster_rcnn_r50_fpn_1x_coco_20200130-047c8118.pth \
     configs/wholebody/2d_kpt_sview_rgb_img/topdown_heatmap/coco-wholebody/hrnet_w48_coco_wholebody_384x288_dark_plus.py \
     https://download.openmmlab.com/mmpose/top_down/hrnet/hrnet_w48_coco_wholebody_384x288_dark-f5726563_20200918.pth \
     --video-path demo/resources/demo_video.mp4 \