diff --git a/packages/dist.sh b/packages/dist.sh
index 4665ca54..f8b680eb 100755
--- a/packages/dist.sh
+++ b/packages/dist.sh
@@ -191,12 +191,14 @@ fi
 VERSION_LONG="$ver_major.$ver_minor.$ver_patch.$REVISION_SVN"
 
 SED_FILES="$DISTPATH/configure.ac \
-           $DISTPATH/phreeqc3-doc/RELEASE.TXT"
+           $DISTPATH/phreeqc3-doc/RELEASE.TXT \
+           $DISTPATH/src/Makefile.am"
 
 for vsn_file in $SED_FILES
 do
   sed \
    -e "s/AC_INIT(.*)/AC_INIT([IPhreeqc], [$VERSION-$REVISION], [charlton@usgs.gov])/g" \
+   -e "s/AM_LDFLAGS=-release.*/AM_LDFLAGS=-release $ver_major.$ver_minor.$ver_patch/g" \
    -e "s/@PHREEQC_VER@/$VER/g" \
    -e "s/@PHREEQC_DATE@/$RELEASE_DATE/g" \
     < "$vsn_file" > "$vsn_file.tmp"
diff --git a/src/Makefile.am b/src/Makefile.am
index baeb5ba4..501cf12c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -18,6 +18,8 @@ EXTRA_DIST=\
 
 AM_CPPFLAGS=-I$(top_srcdir)/src -I$(top_srcdir)/src/phreeqcpp
 
+AM_LDFLAGS=-release 3.0.0
+
 # libtool libraries to build
 lib_LTLIBRARIES=libiphreeqc.la