diff --git a/qrexec-lib/Makefile b/qrexec-lib/Makefile
index 3fc7bb5..ea840ea 100644
--- a/qrexec-lib/Makefile
+++ b/qrexec-lib/Makefile
@@ -1,20 +1,27 @@
 CC=gcc
-CFLAGS+=-I. -g -Wall -pie -fPIC -Wall
+CFLAGS+=-I. -g -Wall -pie -fPIC -Wextra
+XENLIBS=-lxenctrl -lxenstore -lvchan
 COMMONIOALL=ioall.o
+SO_VER=1
+LDFLAGS=-shared
 
-all: libqrexec-utils.a libqubes-rpc-filecopy.a
-libqrexec-utils.a: unix-server.o ioall.o buffer.o write-stdin.o exec.o txrx-vchan.o
-libqubes-rpc-filecopy.a: ioall.o copy-file.o crc32.o unpack.o
+all: libqrexec-utils.so.$(SO_VER) libqubes-rpc-filecopy.so.$(SO_VER)
+libqrexec-utils.so.$(SO_VER): unix-server.o ioall.o buffer.o write-stdin.o exec.o txrx-vchan.o
+	$(CC) $(LDFLAGS) -Wl,-soname,$@ -o $@ $^ $(XENLIBS)
+libqubes-rpc-filecopy.so.$(SO_VER): ioall.o copy-file.o crc32.o unpack.o
+	$(CC) $(LDFLAGS) -Wl,-soname,$@ -o $@ $^
 
 %.a:
 	$(AR) rcs $@ $^
 clean:
-	rm -f *.o *~ *.a
+	rm -f *.o *~ *.a *.so.*
 
 install:
 	mkdir -p $(DESTDIR)$(LIBDIR)
-	cp libqrexec-utils.a $(DESTDIR)$(LIBDIR)
-	cp libqubes-rpc-filecopy.a $(DESTDIR)$(LIBDIR)
+	cp libqrexec-utils.so.$(SO_VER) $(DESTDIR)$(LIBDIR)
+	ln -s libqrexec-utils.so.$(SO_VER) $(DESTDIR)$(LIBDIR)/libqrexec-utils.so
+	cp libqubes-rpc-filecopy.so.$(SO_VER) $(DESTDIR)$(LIBDIR)
+	ln -s libqubes-rpc-filecopy.so.$(SO_VER) $(DESTDIR)$(LIBDIR)/libqubes-rpc-filecopy.so
 	mkdir -p $(DESTDIR)$(INCLUDEDIR)
 	cp libqrexec-utils.h $(DESTDIR)$(INCLUDEDIR)
 	cp libqubes-rpc-filecopy.h $(DESTDIR)$(INCLUDEDIR)
diff --git a/rpm_spec/qubes-utils.spec b/rpm_spec/qubes-utils.spec
index 3d56c98..52bf33d 100644
--- a/rpm_spec/qubes-utils.spec
+++ b/rpm_spec/qubes-utils.spec
@@ -66,8 +66,10 @@ rm -rf $RPM_BUILD_ROOT
 /usr/include/libqrexec-utils.h
 /usr/include/libqubes-rpc-filecopy.h
 /usr/include/qrexec.h
-%{_libdir}/libqrexec-utils.a
-%{_libdir}/libqubes-rpc-filecopy.a
+%{_libdir}/libqrexec-utils.so
+%{_libdir}/libqubes-rpc-filecopy.so
+%{_libdir}/libqrexec-utils.so.1
+%{_libdir}/libqubes-rpc-filecopy.so.1
 
 %changelog