diff --git a/deployer/archipel/start-chain.sh b/deployer/archipel/start-chain.sh
index 5d99b46..93f250d 100755
--- a/deployer/archipel/start-chain.sh
+++ b/deployer/archipel/start-chain.sh
@@ -26,12 +26,12 @@ if [ ! -z "$CONFIG_FILE" ]; then
       fi
 
       #unpack config file
-      if [ ! -f "/config/config.json" ]; then
+      if [ -f "/config/archipel-config.zip" ]; then
             #if config file password was set unzip with password
             if [ ! -z "$CONFIG_FILE_PASSWORD" ]; then
-                  unzip -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
+                  unzip -f -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
             else 
-                  unzip -o /config/archipel-config.zip -d /config
+                  unzip -f -o /config/archipel-config.zip -d /config
             fi
             #check unzip command
             check_cmd $? 'unzip config file'
diff --git a/deployer/archipel/start-orchestrator.sh b/deployer/archipel/start-orchestrator.sh
index efb2180..8942bbe 100755
--- a/deployer/archipel/start-orchestrator.sh
+++ b/deployer/archipel/start-orchestrator.sh
@@ -26,12 +26,12 @@ if [ ! -z "$CONFIG_FILE" ]; then
     fi
 
     #unpack config file
-    if [ ! -f "/config/config.json" ]; then
+    if [ -f "/config/archipel-config.zip" ]; then
         #if config file password was set unzip with password
         if [ ! -z "$CONFIG_FILE_PASSWORD" ]; then
-                unzip -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
+                unzip -f -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
         else 
-                unzip -o /config/archipel-config.zip -d /config
+                unzip -f -o /config/archipel-config.zip -d /config
         fi
         #check unzip command
         check_cmd $? 'unzip config file'
diff --git a/deployer/archipel/start-wireguard.sh b/deployer/archipel/start-wireguard.sh
index f3f589e..714c531 100644
--- a/deployer/archipel/start-wireguard.sh
+++ b/deployer/archipel/start-wireguard.sh
@@ -26,12 +26,12 @@ if [ ! -z "$CONFIG_FILE" ]; then
     fi
 
     #unpack config file
-    if [ ! -f "/config/config.json" ]; then
+    if [ -f "/config/archipel-config.zip" ]; then
         #if config file password was set unzip with password
         if [ ! -z "$CONFIG_FILE_PASSWORD" ]; then
-                unzip -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
+                unzip -f -P "$CONFIG_FILE_PASSWORD" -o /config/archipel-config.zip -d /config
         else 
-                unzip -o /config/archipel-config.zip -d /config
+                unzip -f -o /config/archipel-config.zip -d /config
         fi
         #check unzip command
         check_cmd $? 'unzip config file'
diff --git a/doc/polkadot-keys-initialization.md b/doc/polkadot-keys-initialization.md
index ab98549..bc9b77b 100644
--- a/doc/polkadot-keys-initialization.md
+++ b/doc/polkadot-keys-initialization.md
@@ -138,4 +138,28 @@ Here how to extract the value from env varibale :
 
 ```bash
 export ROTATE_KEY=$(cat kusama-session-gran-ed25519.keys | grep Public | cut -d":" -f2)$(cat kusama-session-babe-sr25519.keys | grep Public | cut -d":" -f2 | cut -c 4-)$(cat kusama-session-imon-sr25519.keys | grep Public | cut -d":" -f2 | cut -c 4-)$(cat kusama-session-para-sr25519.keys | grep Public | cut -d":" -f2 | cut -c 4-)$(cat kusama-session-audi-sr25519.keys | grep Public | cut -d":" -f2 | cut -c 4-)
-```
\ No newline at end of file
+```
+
+### Check 5 sesssion keys correctly installed on your node with ROTATE_KEY value check
+
+Connect to the container polkadot like this:
+
+```bash
+docker exec -it kusama-data-polkadot-synch sh
+```
+
+Export the ROTATE_KEY you want to verify as well install in your node :
+
+```bash
+       export ROTATE_KEY=0x00000000000000000001....
+       echo $ROTATE_KEY
+```
+
+Call of `author_hasSessionKeys` must return true.
+
+```bash
+> curl http://localhost:9993 -H 'Content-Type:application/json;charset=utf-8' -d "{\"jsonrpc\":\"2.0\",\"id\":1, \"method\":\"author_hasSessionKeys\", \"params\": [\"$ROTATE_KEY\"]}"
+> {"jsonrpc":"2.0","result":true,"id":1}
+```
+
+Check on you 3 Archipel polkadot running nodes. If all nodes are ready to operate on this sessions key, you are now confident to [Submitting the setKeys Transaction](https://wiki.polkadot.network/docs/en/maintain-guides-how-to-validate-kusama#submitting-the-setkeys-transaction).