diff --git a/.gitattributes b/.gitattributes
index 9188529959ab171ae1db2c24ab0703b8d794dcca..00a84ea30f17b26f95a0d240c39cbb2bda40828f 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -14,3 +14,6 @@ models/epoch_9.pth filter=lfs diff=lfs merge=lfs -text
 models/epoch_11.pth filter=lfs diff=lfs merge=lfs -text
 models/epoch_15.pth filter=lfs diff=lfs merge=lfs -text
 models/epoch_16.pth filter=lfs diff=lfs merge=lfs -text
+models/epoch_18_sh.pth filter=lfs diff=lfs merge=lfs -text
+models/epoch_17_sh.pth filter=lfs diff=lfs merge=lfs -text
+models/epoch_19_sh.pth filter=lfs diff=lfs merge=lfs -text
diff --git a/aicrowd.json b/aicrowd.json
index 6da8f2d6838390c4dc24a309e53c9bd155ec486b..bb18578b16b3cfd72a28a48e956b366de76a2a57 100644
--- a/aicrowd.json
+++ b/aicrowd.json
@@ -7,7 +7,7 @@
   "license": "MIT",
   "gpu": true,
   "debug": false,
-  "model_path": "models/epoch_16.pth",
+  "model_path": "models/epoch_17_sh.pth",
   "model_type": "mmdetection",
   "model_config_file": "configs/queryinst_2rd.py"
 }
diff --git a/models/epoch_16.pth b/models/epoch_16.pth
deleted file mode 100644
index 70ac817295cd027a1a5caeb70316a0ef63d39706..0000000000000000000000000000000000000000
--- a/models/epoch_16.pth
+++ /dev/null
@@ -1,3 +0,0 @@
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-size 1379805643
diff --git a/models/epoch_17_sh.pth b/models/epoch_17_sh.pth
new file mode 100644
index 0000000000000000000000000000000000000000..f00cea7c3badcccc52579c255498e9343ab3ec4e
--- /dev/null
+++ b/models/epoch_17_sh.pth
@@ -0,0 +1,3 @@
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diff --git a/models/epoch_18_sh.pth b/models/epoch_18_sh.pth
new file mode 100644
index 0000000000000000000000000000000000000000..64982ce17e4f238248d227f09b07b64fb96956ed
--- /dev/null
+++ b/models/epoch_18_sh.pth
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diff --git a/models/epoch_19_sh.pth b/models/epoch_19_sh.pth
new file mode 100644
index 0000000000000000000000000000000000000000..c70b68e7b3a3a87f017c13521f82c128b5b223e2
--- /dev/null
+++ b/models/epoch_19_sh.pth
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