diff --git a/sign.sh b/sign.sh
index bcd4fcc4c45561294d6a0cd69492441da71f08a4..69478f3e4ade489627f9141cbd81eb8ef9dab90b 100644
--- a/sign.sh
+++ b/sign.sh
@@ -6,6 +6,7 @@ CONFIG_FILE_PATH=$2
 
 # Decode and save the private key to a temporary file
 echo "$SIGNING_PRIVATE_KEY" | base64 -d > tmp_private_key.pem
+echo "SIGNING_PRIVATE_KEY: ${SIGNING_PRIVATE_KEY:0:20}..."
 
 # Validate private key
 if ! openssl rsa -check -noout -in tmp_private_key.pem > /dev/null 2>&1; then