diff --git a/samples/Makefile b/samples/Makefile
index 0904512a..02a1f66d 100644
--- a/samples/Makefile
+++ b/samples/Makefile
@@ -27,7 +27,7 @@ LIBDIR = $(BUILDDIR)
 endif
 
 CFLAGS += -Wall -I$(INCDIR)
-LDFLAGS += -L$(LIBDIR) -l$(LIBNAME)
+LDFLAGS += -lpthread -L$(LIBDIR) -l$(LIBNAME)
 LDFLAGS_STATIC += $(UNICORN_DEP_LIBS_STATIC)
 
 ifeq ($(CROSS),)