diff --git a/src/makefile.w32-in b/src/makefile.w32-in
index b9b1b2a85ab..10ab92dffa3 100644
--- a/src/makefile.w32-in
+++ b/src/makefile.w32-in
@@ -137,6 +137,7 @@ LIBS =  $(TLIB0)	\
 	$(GDI32)	\
 	$(COMDLG32)	\
 	$(USER32)	\
+	$(WSOCK32)	\
 	$(MPR)		\
 	$(SHELL32)	\
 	$(libc)