diff --git a/nixos/modules/services/web-apps/nextcloud.nix b/nixos/modules/services/web-apps/nextcloud.nix
index 658666680340..eac2d9622c4e 100644
--- a/nixos/modules/services/web-apps/nextcloud.nix
+++ b/nixos/modules/services/web-apps/nextcloud.nix
@@ -391,9 +391,10 @@ in
           inherit (pkgs.nextcloud31Packages.apps) mail calendar contacts;
           phonetrack = pkgs.fetchNextcloudApp {
             name = "phonetrack";
-            sha256 = "0qf366vbahyl27p9mshfma1as4nvql6w75zy2zk5xwwbp343vsbc";
-            url = "https://gitlab.com/eneiluj/phonetrack-oc/-/wikis/uploads/931aaaf8dca24bf31a7e169a83c17235/phonetrack-0.6.9.tar.gz";
-            version = "0.6.9";
+            license = "agpl3Plus";
+            sha512 = "f67902d1b48def9a244383a39d7bec95bb4215054963a9751f99dae9bd2f2740c02d2ef97b3b76d69a36fa95f8a9374dd049440b195f4dad2f0c4bca645de228";
+            url = "https://github.com/julien-nc/phonetrack/releases/download/v0.8.2/phonetrack-0.8.2.tar.gz";
+            version = "0.8.2";
           };
         }
       '';
diff --git a/pkgs/build-support/fetchnextcloudapp/default.nix b/pkgs/build-support/fetchnextcloudapp/default.nix
index 193b2b82a354..79f2edeae109 100644
--- a/pkgs/build-support/fetchnextcloudapp/default.nix
+++ b/pkgs/build-support/fetchnextcloudapp/default.nix
@@ -9,6 +9,7 @@
   url,
   hash ? "",
   sha256 ? "",
+  sha512 ? "",
   appName ? null,
   appVersion ? null,
   license,
@@ -23,7 +24,12 @@ applyPatches (
   {
     inherit patches;
     src = (if unpack then fetchzip else fetchurl) {
-      inherit url hash sha256;
+      inherit
+        url
+        hash
+        sha256
+        sha512
+        ;
       meta = {
         license = lib.licenses.${license};
         longDescription = description;
@@ -42,6 +48,7 @@ applyPatches (
         exit 1
       fi
     '';
+    # Optionally set name if appName and appVersion are provided
   }
   // lib.optionalAttrs (appName != null && appVersion != null) {
     name = "nextcloud-app-${appName}-${appVersion}";
diff --git a/pkgs/build-support/fetchnextcloudapp/tests.nix b/pkgs/build-support/fetchnextcloudapp/tests.nix
new file mode 100644
index 000000000000..60696a84d69c
--- /dev/null
+++ b/pkgs/build-support/fetchnextcloudapp/tests.nix
@@ -0,0 +1,22 @@
+{
+  testers,
+  fetchNextcloudApp,
+  ...
+}:
+
+{
+  simple-sha512 = testers.invalidateFetcherByDrvHash (fetchNextcloudApp {
+    appName = "phonetrack";
+    appVersion = "0.8.2";
+    license = "agpl3Plus";
+    sha512 = "f67902d1b48def9a244383a39d7bec95bb4215054963a9751f99dae9bd2f2740c02d2ef97b3b76d69a36fa95f8a9374dd049440b195f4dad2f0c4bca645de228";
+    url = "https://github.com/julien-nc/phonetrack/releases/download/v0.8.2/phonetrack-0.8.2.tar.gz";
+  });
+  simple-sha256 = testers.invalidateFetcherByDrvHash (fetchNextcloudApp {
+    appName = "phonetrack";
+    appVersion = "0.8.2";
+    license = "agpl3Plus";
+    sha256 = "7c4252186e0ff8e0b97fc3d30131eeadd51bd2f9cc6aa321eb0c1c541f9572c0";
+    url = "https://github.com/julien-nc/phonetrack/releases/download/v0.8.2/phonetrack-0.8.2.tar.gz";
+  });
+}