diff --git a/pkgs/by-name/op/opengist/package.nix b/pkgs/by-name/op/opengist/package.nix
index 459b7b2d29d6..000823c3d3ba 100644
--- a/pkgs/by-name/op/opengist/package.nix
+++ b/pkgs/by-name/op/opengist/package.nix
@@ -12,12 +12,12 @@
 let
   # finalAttrs when 🥺 (buildGoModule does not support them)
   # https://github.com/NixOS/nixpkgs/issues/273815
-  version = "1.8.4";
+  version = "1.9.1";
   src = fetchFromGitHub {
     owner = "thomiceli";
     repo = "opengist";
     tag = "v${version}";
-    hash = "sha256-vpl3ztLHeVZndAwDgobfiI+3Xu3CFU38qgXy83p06As=";
+    hash = "sha256-Zjn38OGnDtgD2OfIhgUxWo0Cx+ZmNv6UjJanASbjiYU=";
   };
 
   frontend = buildNpmPackage {
@@ -40,13 +40,13 @@ let
       cp -R public $out
     '';
 
-    npmDepsHash = "sha256-l09TPGBGhWcsl3x14ovilDd1zZWv4XzFCAmAfapKtAE=";
+    npmDepsHash = "sha256-Uh+oXd//G/lPAMXRxijjEOpQNmeXK/XCIU7DJN3ujaY=";
   };
 in
 buildGoModule {
   pname = "opengist";
   inherit version src;
-  vendorHash = "sha256-mLFjRL4spAWuPLVOtt88KH+p2g9lGCYzaHokVxdrLOw=";
+  vendorHash = "sha256-aqfr3yGyTXDtZDU8d1lbWWvFfY4fo6/PsSDwpiDtM90=";
   tags = [ "fs_embed" ];
   ldflags = [
     "-s"
diff --git a/pkgs/by-name/op/opengist/update.sh b/pkgs/by-name/op/opengist/update.sh
index ad3ac9ca639a..219894eb27ef 100755
--- a/pkgs/by-name/op/opengist/update.sh
+++ b/pkgs/by-name/op/opengist/update.sh
@@ -1,11 +1,12 @@
 #!/usr/bin/env nix-shell
-#!nix-shell -i bash -p bash curl coreutils jq git prefetch-npm-deps moreutils common-updater-scripts common-updater-scripts
+#!nix-shell -i bash -p bash curl coreutils jq git prefetch-npm-deps moreutils common-updater-scripts
 
 # shellcheck shell=bash
 
 set -eou pipefail
+set -x
 
-NIXPKGS_DIR="$PWD"
+NIXPKGS_DIR="$(git rev-parse --show-toplevel)"
 SCRIPT_DIR="$(dirname "${BASH_SOURCE[0]}")"
 
 # Get latest release
@@ -27,7 +28,9 @@ fi
 
 echo "Updating opengist $oldVersion -> $latestVersion"
 
+pushd "$NIXPKGS_DIR" >/dev/null || exit 1
 update-source-version opengist "${latestVersion}"
+popd >/dev/null
 
 pushd "$SCRIPT_DIR" >/dev/null || exit 1
 
@@ -43,7 +46,7 @@ popd >/dev/null
 # nix-prefetch broken due to ninja finalAttrs.src.rev
 # nix-update with goModules broken for this package
 
-setKV () {
+setKV() {
     sed -i "s|$1 = \".*\"|$1 = \"${2:-}\"|" "${SCRIPT_DIR}/package.nix"
 }