diff --git a/armadillo-9.800.3.tar.xz b/armadillo-9.800.3.tar.xz
deleted file mode 100644
index a107c21..0000000
--- a/armadillo-9.800.3.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a481e1dc880b7cb352f8a28b67fe005dc1117d4341277f12999a2355d40d7599
-size 4716468
diff --git a/armadillo-9.850.1.tar.xz b/armadillo-9.850.1.tar.xz
new file mode 100644
index 0000000..b48890d
--- /dev/null
+++ b/armadillo-9.850.1.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d4c389b9597a5731500ad7a2656c11a6031757aaaadbcafdea5cc8ac0fd2c01f
+size 4715832
diff --git a/armadillo.changes b/armadillo.changes
index c43c878..3b5f886 100644
--- a/armadillo.changes
+++ b/armadillo.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Thu Feb 20 11:11:25 UTC 2020 - Atri Bhattacharya <badshah400@gmail.com>
+
+- Update to version 9.850.1:
+  * faster handling of compound expressions by diagmat().
+  * expanded .save() and .load() to handle CSV files with headers
+    via csv_name(filename,header) specification.
+  * added log_normpdf().
+  * added .is_zero().
+  * added quantile().
+
 -------------------------------------------------------------------
 Sat Jan  4 14:59:19 UTC 2020 - Atri Bhattacharya <badshah400@gmail.com>
 
diff --git a/armadillo.spec b/armadillo.spec
index e5fae3e..5f2ab4d 100644
--- a/armadillo.spec
+++ b/armadillo.spec
@@ -18,7 +18,7 @@
 
 %define soname libarmadillo9
 Name:           armadillo
-Version:        9.800.3
+Version:        9.850.1
 Release:        0
 Summary:        C++ matrix library with interfaces to LAPACK and ATLAS
 License:        Apache-2.0
@@ -121,7 +121,6 @@ rm -rf examples/lib_win64
 %{_libdir}/*.so.*
 
 %files doc
-%defattr(-,root,root)
 %doc armadillo_nicta_2010.pdf
 %doc rcpp_armadillo_csda_2014.pdf
 %doc armadillo_joss_2016.pdf
@@ -129,7 +128,6 @@ rm -rf examples/lib_win64
 %license LICENSE.txt
 
 %files devel
-%defattr(-,root,root)
 %{_libdir}/*.so
 %{_libdir}/pkgconfig/%{name}.pc
 %{_includedir}/armadillo