diff --git a/bin/gen_key_and_update_key.sh b/bin/gen_key_and_update_key.sh
index 391e7a0..333f57b 100644
--- a/bin/gen_key_and_update_key.sh
+++ b/bin/gen_key_and_update_key.sh
@@ -4,7 +4,7 @@
 xray x25519 > ../conf/key.txt
 echo "success save keys to key.txt"
 
-private_key=$(grep "Public key" ../conf/key.txt | awk -F ': ' '{print $2}')
+private_key=$(grep "Private key" ../conf/key.txt | awk -F ': ' '{print $2}')
 
 # # update config.json
 jq ".inbounds[0].streamSettings.realitySettings.privateKey=\"$private_key\"" ../conf/config.json > ../conf/config_temp.json