diff --git a/c/Makefile.am b/c/Makefile.am
index bae2b82..39a94e7 100644
--- a/c/Makefile.am
+++ b/c/Makefile.am
@@ -3,4 +3,4 @@ INCLUDES = -I@top_srcdir@/c -I@scsh_includes@
 libsys_LTLIBRARIES = libscshyp.la
 
 libscshyp_la_SOURCES = yp.c
-libscshyp_la_LDFLAGS = -avoid-version -module
+libscshyp_la_LDFLAGS = -version-info 1:0:1 -module