diff --git a/kpathsea.post b/kpathsea.post
new file mode 100644
index 0000000..7b6021c
--- /dev/null
+++ b/kpathsea.post
@@ -0,0 +1,12 @@
+if test -s %{_texmfconfdir}/web2c/fmtutil.cnf.rpmnew ; then
+    old=$(mktemp ${TMPDIR-${TEMP-${TMP-/tmp}}}/pool-old.XXXXXXXX) || exit -2
+    new=$(mktemp ${TMPDIR-${TEMP-${TMP-/tmp}}}/pool-new.XXXXXXXX) || exit -2
+    sed -rn '\@^TEXMFMAIN\s*=@p;\@Part 3:@,${\@^[a-z]@p}'  < %{_texmfconfdir}/web2c/fmtutil.cnf.rpmnew > $new
+    sed -rn '\@^TEXMFMAIN\s*=@p;\@Part 3:@,${\@^[a-z]@p}'  < %{_texmfconfdir}/web2c/fmtutil.cnf > $old
+    if ! cmp -s $new $old; then
+	mv %{_texmfconfdir}/web2c/fmtutil.cnf %{_texmfconfdir}/web2c/fmtutil.cnf.rpmold
+	mv %{_texmfconfdir}/web2c/fmtutil.cnf.rpmnew %{_texmfconfdir}/web2c/fmtutil.cnf
+	> /var/run/texlive/run-fmtutil.refresh
+    fi
+    rm -f $new $old
+fi
diff --git a/texlive-specs.tar.xz b/texlive-specs.tar.xz
index e6dbea2..ea1a9d4 100644
--- a/texlive-specs.tar.xz
+++ b/texlive-specs.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ac8a6b94cd50110c3120aab4ab0024585f021dd8a65b78aed4277a3734f321ab
-size 957980
+oid sha256:decab79afb2ba9e71c872897fe64f77d4ec1b2eb3801ea2b59cb536dbc301351
+size 958596