diff --git a/zen/tools/make_G1SSB_secret.sh b/zen/tools/make_G1SSB_secret.sh
index f6b7737..9b38398 100755
--- a/zen/tools/make_G1SSB_secret.sh
+++ b/zen/tools/make_G1SSB_secret.sh
@@ -81,6 +81,7 @@ salt="$($MY_PATH/diceware.sh 6)"
 pepper="$($MY_PATH/diceware.sh 4)"
 
 echo "........."
+rm -f ~/.zen/secret.ZEN.txt
 echo "SECRET CREDENTIALS !!! https://cesium.app & https://gchange.fr 
 ID:$salt
 PWD:$pepper" > ~/.zen/secret.ZEN.txt
@@ -110,14 +111,15 @@ cat > ~/.ssb/secret <<EOF
 
 {
   "curve": "ed25519",
-  "public": "$ssbpub.ed25519",
-  "private": "$ssbpriv.ed25519",
-  "id": "@$ssbpub.ed25519"
+  "public": "${ssbpub}.ed25519",
+  "private": "${ssbpriv}.ed25519",
+  "id": "@${ssbpub}.ed25519"
 }
 
 # WARNING! It's vital that you DO NOT edit OR share your secret name
 # instead, share your public name
-# your SSB public name: @$ssbpub.ed25519
+# your SSB public name: @${ssbpub}.ed25519
+
 EOF
 
 echo "SSB:@$ssbpub.ed25519" >> ~/.zen/secret.ZEN.txt