diff --git a/testcases/t/165-for_window_tilingfloating.t b/testcases/t/271-for_window_tilingfloating.t similarity index 100% rename from testcases/t/165-for_window_tilingfloating.t rename to testcases/t/271-for_window_tilingfloating.t diff --git a/testcases/t/173-regress-focus-assign.t b/testcases/t/272-regress-focus-assign.t similarity index 100% rename from testcases/t/173-regress-focus-assign.t rename to testcases/t/272-regress-focus-assign.t diff --git a/testcases/t/174-regress-focus-toggle.t b/testcases/t/273-regress-focus-toggle.t similarity index 100% rename from testcases/t/174-regress-focus-toggle.t rename to testcases/t/273-regress-focus-toggle.t diff --git a/testcases/t/213-move-branch-position.t b/testcases/t/274-move-branch-position.t similarity index 100% rename from testcases/t/213-move-branch-position.t rename to testcases/t/274-move-branch-position.t diff --git a/testcases/t/231-ipc-window-close.t b/testcases/t/275-ipc-window-close.t similarity index 100% rename from testcases/t/231-ipc-window-close.t rename to testcases/t/275-ipc-window-close.t diff --git a/testcases/t/231-ipc-window-move.t b/testcases/t/276-ipc-window-move.t similarity index 100% rename from testcases/t/231-ipc-window-move.t rename to testcases/t/276-ipc-window-move.t diff --git a/testcases/t/232-ipc-window-urgent.t b/testcases/t/277-ipc-window-urgent.t similarity index 100% rename from testcases/t/232-ipc-window-urgent.t rename to testcases/t/277-ipc-window-urgent.t diff --git a/testcases/t/234-layout-restore-output.t b/testcases/t/278-layout-restore-output.t similarity index 100% rename from testcases/t/234-layout-restore-output.t rename to testcases/t/278-layout-restore-output.t diff --git a/testcases/t/234-regress-default-floating-border.t b/testcases/t/279-regress-default-floating-border.t similarity index 100% rename from testcases/t/234-regress-default-floating-border.t rename to testcases/t/279-regress-default-floating-border.t diff --git a/testcases/t/235-wm-class-change-handler.t b/testcases/t/280-wm-class-change-handler.t similarity index 100% rename from testcases/t/235-wm-class-change-handler.t rename to testcases/t/280-wm-class-change-handler.t diff --git a/testcases/t/238-regress-reload-bindsym.t b/testcases/t/281-regress-reload-bindsym.t similarity index 100% rename from testcases/t/238-regress-reload-bindsym.t rename to testcases/t/281-regress-reload-bindsym.t diff --git a/testcases/t/240-tabbed-floating-disable-crash.t b/testcases/t/282-tabbed-floating-disable-crash.t similarity index 100% rename from testcases/t/240-tabbed-floating-disable-crash.t rename to testcases/t/282-tabbed-floating-disable-crash.t diff --git a/testcases/t/243-net-wm-state-hidden.t b/testcases/t/283-net-wm-state-hidden.t similarity index 100% rename from testcases/t/243-net-wm-state-hidden.t rename to testcases/t/283-net-wm-state-hidden.t diff --git a/testcases/t/251-ewmh-visible-name.t b/testcases/t/284-ewmh-visible-name.t similarity index 100% rename from testcases/t/251-ewmh-visible-name.t rename to testcases/t/284-ewmh-visible-name.t diff --git a/testcases/t/251-sticky.t b/testcases/t/285-sticky.t similarity index 100% rename from testcases/t/251-sticky.t rename to testcases/t/285-sticky.t diff --git a/testcases/t/262-root-window-mouse-binding.t b/testcases/t/286-root-window-mouse-binding.t similarity index 100% rename from testcases/t/262-root-window-mouse-binding.t rename to testcases/t/286-root-window-mouse-binding.t diff --git a/testcases/t/263-edge-borders.t b/testcases/t/287-edge-borders.t similarity index 100% rename from testcases/t/263-edge-borders.t rename to testcases/t/287-edge-borders.t diff --git a/testcases/t/263-i3-floating-window-atom.t b/testcases/t/288-i3-floating-window-atom.t similarity index 100% rename from testcases/t/263-i3-floating-window-atom.t rename to testcases/t/288-i3-floating-window-atom.t diff --git a/testcases/t/264-ipc-shutdown-event.t b/testcases/t/289-ipc-shutdown-event.t similarity index 100% rename from testcases/t/264-ipc-shutdown-event.t rename to testcases/t/289-ipc-shutdown-event.t diff --git a/testcases/t/264-keypress-numlock.t b/testcases/t/290-keypress-numlock.t similarity index 100% rename from testcases/t/264-keypress-numlock.t rename to testcases/t/290-keypress-numlock.t diff --git a/testcases/t/265-swap.t b/testcases/t/291-swap.t similarity index 100% rename from testcases/t/265-swap.t rename to testcases/t/291-swap.t diff --git a/testcases/t/528-workspace-next-prev.t b/testcases/t/535-workspace-next-prev.t similarity index 100% rename from testcases/t/528-workspace-next-prev.t rename to testcases/t/535-workspace-next-prev.t diff --git a/testcases/t/529-net-wm-desktop_mm.t b/testcases/t/536-net-wm-desktop_mm.t similarity index 100% rename from testcases/t/529-net-wm-desktop_mm.t rename to testcases/t/536-net-wm-desktop_mm.t