diff --git a/source/src/Makefile b/source/src/Makefile
index feb84dc6..0d9d0aeb 100644
--- a/source/src/Makefile
+++ b/source/src/Makefile
@@ -115,7 +115,10 @@ SERVER_INCLUDES= -DSTANDALONE $(INCLUDES) -I../include
 SERVER_LIBS= -L../lib -lzdll -lenet -lws2_32 -lwinmm
 else
 SERVER_INCLUDES= -DSTANDALONE $(INCLUDES)
-SERVER_LIBS= -L../enet/.libs -lenet -lz -lpthread -lrt
+SERVER_LIBS= -L../enet/.libs -lenet -lz -lpthread
+ifeq (,$(findstring OpenBSD,$(PLATFORM)))
+SERVER_LIBS+= -lrt
+endif
 endif
 
 SERVER_OBJS= \