diff --git a/src/config/datastore.rs b/src/config/datastore.rs
index 1e2c30ae..8d71f6f5 100644
--- a/src/config/datastore.rs
+++ b/src/config/datastore.rs
@@ -58,8 +58,8 @@ pub fn config() -> Result<SectionConfigData, Error> {
 pub fn save_config(config: &SectionConfigData) -> Result<(), Error> {
     let raw = CONFIG.write(DATASTORE_CFG_FILENAME, &config)?;
 
-    let (backup_uid, _) = crate::tools::getpwnam_ugid("backup")?;
-    let gid = nix::unistd::Gid::from_raw(backup_uid);
+    let (_, backup_gid) = crate::tools::getpwnam_ugid("backup")?;
+    let gid = nix::unistd::Gid::from_raw(backup_gid);
     let mode = nix::sys::stat::Mode::from_bits_truncate(0o0640);
     // set the correct owner/group/permissions while saving file
     // owner(rw) = root, group(r)= backup