diff --git a/nixos/modules/services/web-apps/ocis.md b/nixos/modules/services/web-apps/ocis.md
index 9156e927ed2d..9a21ca25f14a 100644
--- a/nixos/modules/services/web-apps/ocis.md
+++ b/nixos/modules/services/web-apps/ocis.md
@@ -37,7 +37,7 @@ However to make this configuration work you will need generate a configuration.
 You can do this with:
 
 ```console
-$ nix-shell -p ocis-bin
+$ nix-shell -p ocis_5-bin
 $ mkdir scratch/
 $ cd scratch/
 $ ocis init --config-path . --admin-password "changeme"
diff --git a/nixos/modules/services/web-apps/ocis.nix b/nixos/modules/services/web-apps/ocis.nix
index 0266eb6ad29c..bc17dabade7f 100644
--- a/nixos/modules/services/web-apps/ocis.nix
+++ b/nixos/modules/services/web-apps/ocis.nix
@@ -16,7 +16,11 @@ in
     services.ocis = {
       enable = lib.mkEnableOption "ownCloud Infinite Scale";
 
-      package = lib.mkPackageOption pkgs "ocis-bin" { };
+      package = lib.mkOption {
+        type = types.package;
+        description = "Which package to use for the ownCloud Infinite Scale instance.";
+        relatedPackages = [ "ocis_5-bin" ];
+      };
 
       configDir = lib.mkOption {
         type = types.nullOr types.path;
@@ -137,6 +141,8 @@ in
   };
 
   config = lib.mkIf cfg.enable {
+    services.ocis.package = lib.mkDefault pkgs.ocis_5-bin;
+
     users.users.${defaultUser} = lib.mkIf (cfg.user == defaultUser) {
       group = cfg.group;
       home = cfg.stateDir;
diff --git a/nixos/tests/ocis.nix b/nixos/tests/ocis.nix
index 35461e246749..a529b4385663 100644
--- a/nixos/tests/ocis.nix
+++ b/nixos/tests/ocis.nix
@@ -205,7 +205,7 @@ import ./make-test-python.nix (
       machine.sleep(5)
 
       with subtest("ocis bin works"):
-          machine.succeed("${lib.getExe pkgs.ocis-bin} version")
+          machine.succeed("${lib.getExe pkgs.ocis_5-bin} version")
 
       with subtest("use the web interface to log in with a demo user"):
           machine.succeed("PYTHONUNBUFFERED=1 systemd-cat -t test-runner test-runner ${demoUser} ${demoPassword}")