diff --git a/virtualsmartcard/src/vpcd/Makefile.am b/virtualsmartcard/src/vpcd/Makefile.am
index cbc79d0..a560726 100644
--- a/virtualsmartcard/src/vpcd/Makefile.am
+++ b/virtualsmartcard/src/vpcd/Makefile.am
@@ -4,3 +4,9 @@ libvpcd_la_LDFLAGS = -no-undefined
 noinst_HEADERS = vpcd.h lock.h
 
 noinst_LTLIBRARIES = libvpcd.la
+
+if WIN32
+
+libvpcd_la_LDFLAGS += -lws2_32
+
+endif