diff --git a/libvncclient/Makefile.am b/libvncclient/Makefile.am
index 76bed21..d458aa2 100644
--- a/libvncclient/Makefile.am
+++ b/libvncclient/Makefile.am
@@ -25,5 +25,5 @@ EXTRA_DIST=corre.c hextile.c rre.c tight.c zlib.c zrle.c ultra.c tls_gnutls.c tl
 $(libvncclient_la_OBJECTS): ../rfb/rfbclient.h
 
 lib_LTLIBRARIES=libvncclient.la
-
+libvncclient_la_LDFLAGS = -version-info 1:0:0
 
diff --git a/libvncserver/Makefile.am b/libvncserver/Makefile.am
index 38426af..de87ef3 100644
--- a/libvncserver/Makefile.am
+++ b/libvncserver/Makefile.am
@@ -61,6 +61,7 @@ libvncserver_la_SOURCES=$(LIB_SRCS)
 libvncserver_la_LIBADD=$(WEBSOCKETSSSLLIBS)
 
 lib_LTLIBRARIES=libvncserver.la
+libvncserver_la_LDFLAGS = -version-info 1:0:0
 
 if HAVE_RPM
 $(PACKAGE)-$(VERSION).tar.gz: dist