diff --git a/config.mak.def b/config.mak.def
index 49b49c1..633fef8 100644
--- a/config.mak.def
+++ b/config.mak.def
@@ -7,5 +7,5 @@ LDLIBS += -lpthread -lm -lrt
 
 # glibc specific settings
 CFLAGS += -D_FILE_OFFSET_BITS=64
-LDLIBS += -lcrypt -ldl -lresolv -lutil
+LDLIBS += -lcrypt -ldl -lresolv -lutil -lpthread