diff --git a/Makefile.am b/Makefile.am
index 786ca13..951eb9d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,12 +2,12 @@ libdir = $(bindir)
 
 ACLOCAL_AMFLAGS = -I m4
 
-lib_LTLIBRARIES = libwinterop.so.la libmsi.so.la libpreload.la
+lib_LTLIBRARIES = libwinterop.la libmsi.la libpreload.la
 
-libwinterop_so_la_SOURCES = fake-winterop.c makecab.c memory.c		\
-memory.h dupstr.c dupstr.h subproc.c subproc.h uchars.c uchars.h
+libwinterop_la_SOURCES = fake-winterop.c makecab.c memory.c memory.h	\
+dupstr.c dupstr.h subproc.c subproc.h uchars.c uchars.h
 
-libmsi_so_la_SOURCES = makemsi.c md5.c memory.c memory.h version.c	\
+libmsi_la_SOURCES = makemsi.c md5.c memory.c memory.h version.c	\
 dupstr.c dupstr.h subproc.c subproc.h uchars.c uchars.h
 
 libpreload_la_SOURCES = preload.c