diff --git a/scripts/upgrade/bin/centaurid-old b/scripts/upgrade/bin/centaurid-old
deleted file mode 100644
index 0ce85379..00000000
Binary files a/scripts/upgrade/bin/centaurid-old and /dev/null differ
diff --git a/scripts/upgrade/bin/mykey b/scripts/upgrade/bin/mykey
deleted file mode 100644
index 778fcb20..00000000
--- a/scripts/upgrade/bin/mykey
+++ /dev/null
@@ -1 +0,0 @@
-decorate bright ozone fork gallery riot bus exhaust worth way bone indoor calm squirrel merry zero scheme cotton until shop any excess stage laundry
\ No newline at end of file
diff --git a/scripts/upgrade/v6_to_7/post_08_wasm.sh b/scripts/upgrade/v6_to_7/post_08_wasm.sh
index 0c3dab72..a813cf85 100644
--- a/scripts/upgrade/v6_to_7/post_08_wasm.sh
+++ b/scripts/upgrade/v6_to_7/post_08_wasm.sh
@@ -7,4 +7,12 @@ HOME_DIR="mytestnet"
 
 sleep 2
 
-./_build/new/centaurid query ibc-wasm checksums --home $HOME_DIR
\ No newline at end of file
+checksum=$(./_build/new/centaurid query ibc-wasm checksums --home $HOME_DIR -o json | jq -r '.checksums[0]')
+
+if ./_build/new/centaurid query ibc-wasm code $checksum --home $HOME_DIR -o json &> /dev/null; then
+    echo "Code with checksum $checksum exists."
+else
+    echo "Code with checksum $checksum does not exist."
+fi
+
+