diff --git a/Makefile.am b/Makefile.am

index 61097063..5ee2ad31 100644

--- a/Makefile.am

+++ b/Makefile.am

@@ -88,7 +88,7 @@ pkginclude_HEADERS = include/VapourSynth.h \

 pkgconfig_DATA += pc/vapoursynth.pc

-libvapoursynth_la_LDFLAGS = -no-undefined -avoid-version $(UNDEFINEDLDFLAGS)

+libvapoursynth_la_LDFLAGS = -no-undefined -version-info $(PACKAGE_VERSION)

 libvapoursynth_la_CPPFLAGS = $(PTHREAD_CFLAGS) $(ZIMG_CFLAGS) -DVS_PATH_PLUGINDIR='"$(PLUGINDIR)"'

 libvapoursynth_la_LIBADD = $(PTHREAD_LIBS) $(ZIMG_LIBS) $(DLOPENLIB)