diff --git a/nixos/tests/cockpit.nix b/nixos/tests/cockpit.nix
index 5236f5311f02..0433cebf3b56 100644
--- a/nixos/tests/cockpit.nix
+++ b/nixos/tests/cockpit.nix
@@ -21,10 +21,11 @@ import ./make-test-python.nix (
           };
           services.cockpit = {
             enable = true;
+            port = 7890;
             openFirewall = true;
             settings = {
               WebService = {
-                Origins = "https://server:9090";
+                Origins = "https://server:7890";
               };
             };
           };
@@ -65,7 +66,7 @@ import ./make-test-python.nix (
                     driver.implicitly_wait(10)
 
                     log("Opening homepage")
-                    driver.get("https://server:9090")
+                    driver.get("https://server:7890")
 
 
                     def wait_elem(by, query, timeout=10):
@@ -107,7 +108,7 @@ import ./make-test-python.nix (
                     driver.find_element(By.CSS_SELECTOR, 'button#login-button').click()
 
                     # driver.implicitly_wait(1)
-                    # driver.get("https://server:9090/system")
+                    # driver.get("https://server:7890/system")
 
                     log("Waiting dashboard to load")
                     wait_title_contains("${user}@server")
@@ -143,9 +144,9 @@ import ./make-test-python.nix (
       start_all()
 
       server.wait_for_unit("sockets.target")
-      server.wait_for_open_port(9090)
+      server.wait_for_open_port(7890)
 
-      client.succeed("curl -k https://server:9090 -o /dev/stderr")
+      client.succeed("curl -k https://server:7890 -o /dev/stderr")
       print(client.succeed("whoami"))
       client.succeed('PYTHONUNBUFFERED=1 selenium-script')
     '';