diff --git a/configs/coins/zelcash.json b/configs/coins/zelcash.json
index 66b78544..6d719d28 100644
--- a/configs/coins/zelcash.json
+++ b/configs/coins/zelcash.json
@@ -26,11 +26,11 @@
     "binary_url": "https://github.com/zelcash/zelcash/releases/download/v3.1.1/ZelCash-Linux.tar.gz",
     "verification_type": "sha256",
     "verification_source": "513101f44f3f6d40182c108fd8bf5c7a0336022173abd13ca24758776b2ee0d3",
-    "extract_command": "tar -C backend --strip 1 -xf",
+    "extract_command": "tar -C backend -xf",
     "exclude_files": [],
     "exec_command_template": "{{.Env.BackendInstallPath}}/{{.Coin.Alias}}/zelcashd -datadir={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend -conf={{.Env.BackendInstallPath}}/{{.Coin.Alias}}/{{.Coin.Alias}}.conf -pid=/run/{{.Coin.Alias}}/{{.Coin.Alias}}.pid",
     "logrotate_files_template": "{{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend/*.log",
-    "postinst_script_template": "HOME={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend {{.Env.BackendInstallPath}}/{{.Coin.Alias}}/fetch-params",
+    "postinst_script_template": "HOME={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend {{.Env.BackendInstallPath}}/{{.Coin.Alias}}/fetch-params.sh",
     "service_type": "forking",
     "service_additional_params_template": "Environment=\"HOME={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend\"",
     "protect_memory": false,