diff --git a/src/sbbs3/GNUmakefile b/src/sbbs3/GNUmakefile
index 5e20bdd34074780cd3ab69b94770f3c79a704b38..0266dd6407a3cd4c825636dc401fe9729d6abd27 100644
--- a/src/sbbs3/GNUmakefile
+++ b/src/sbbs3/GNUmakefile
@@ -28,6 +28,7 @@ endif
 
 ifeq ($(os),sunos)    # Solaris
  LDFLAGS += -lnsl -lrt
+ SBBS_LIBS	+=	-lkstat
 endif
 
 # So far, only QNX has sem_timedwait()