diff --git a/nix-system-configs/modules/system_scripts/gcloud_backup.nix b/nix-system-configs/modules/system_scripts/gcloud_backup.nix
index dde338e..90e6dca 100644
--- a/nix-system-configs/modules/system_scripts/gcloud_backup.nix
+++ b/nix-system-configs/modules/system_scripts/gcloud_backup.nix
@@ -71,7 +71,7 @@
     export GPG_PUBLIC_KEY="${gpgPublicKey}"
     export PATH="${lib.makeBinPath [pkgs.postgresql pkgs.gzip pkgs.google-cloud-sdk pkgs.gnupg]}:$PATH"
 
-    exec ${./backup_postgresql.sh}
+    exec ${./backup_postgresql.zsh}
   '';
 
   mariadbBackupScript = pkgs.writeShellScript "backup-mariadb-wrapper" ''
@@ -81,7 +81,7 @@
     export GPG_PUBLIC_KEY="${gpgPublicKey}"
     export PATH="${lib.makeBinPath [pkgs.mariadb pkgs.gzip pkgs.google-cloud-sdk pkgs.gnupg]}:$PATH"
 
-    exec ${./backup_mariadb.sh}
+    exec ${./backup_mariadb.zsh}
   '';
 in {
   systemd.services.backup-postgresql = {