Compile error: 'strncpy' output may be truncated copying 7 bytes from a string of length 7

CC guac_svc/guacsvc_client_la-svc_service.lo
guac_svc/svc_service.c: In function 'VirtualChannelEntry':
guac_svc/svc_service.c:56:5: error: 'strncpy' output may be truncated copying 7 bytes from a string of length 7 [-Werror=stringop-truncation]
 strncpy(svc_plugin->plugin.channel_def.name, svc->name,
 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 GUAC_RDP_SVC_MAX_LENGTH);
 ~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors