diff --git a/nixos/tests/jenkins.nix b/nixos/tests/jenkins.nix
index f0d3139d902..5fdd0576276 100644
--- a/nixos/tests/jenkins.nix
+++ b/nixos/tests/jenkins.nix
@@ -17,7 +17,7 @@ import ./make-test.nix {
 
         users.extraUsers.jenkins.extraGroups = [ "users" ];
 
-        systemd.services.jenkins.unitConfig.TimeoutSec = 240;
+        systemd.services.jenkins.unitConfig.TimeoutSec = 600;
       };
 
     slave =
diff --git a/nixos/tests/munin.nix b/nixos/tests/munin.nix
index d18abd68ee0..5f9378c0fa5 100644
--- a/nixos/tests/munin.nix
+++ b/nixos/tests/munin.nix
@@ -18,7 +18,7 @@ import ./make-test.nix {
              '';
            };
           };
-          systemd.services.munin-node.unitConfig.TimeoutSec = 240;
+          systemd.services.munin-node.unitConfig.TimeoutSec = 600;
         };
     };