An embodiment of the present invention discloses a method for revoking a talk burst, which includes: entering a pending release state by a talk burst after a client having the talk burst releases the talk burst initiatively; monitoring a duration of the talk burst in the pending release state; and revoking the talk burst when the duration of the talk burst in the pending release state exceeds a preset duration. An embodiment also discloses an apparatus for revoking a talk burst. By applying certain embodiments of the present invention, after a client initiatively releases a talk burst so that the talk burst enters a pending release state, the talk burst can be revoked in time and the waiting time of the client is saved.