diff --git a/.gitignore b/.gitignore
index aca3ef8..1a8012a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,3 @@
 /xtensor-0.24.2.tar.gz
 /xtensor-0.25.0.tar.gz
 /xtensor-0.27.0.tar.gz
-/xtensor-0.27.1.tar.gz
diff --git a/sources b/sources
index 2f4f959..c719246 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (xtensor-0.27.1.tar.gz) = 3f3fe2391df91518cfef4983ff66bf3b79940136582bb99c6270f87481bf9d2cc15605b13f9b70b6ee9a7a89b389037dd2b26362fcae0fdc49f5204872ee5291
+SHA512 (xtensor-0.27.0.tar.gz) = 52616a61f9c74c9a37daea5615edb210ff9ef636620266c04ef3e145a067ed685c36febdee4d225ff7c4865e45384e92034a0e7bf9d255727aca7100bc45143c
diff --git a/xtensor.spec b/xtensor.spec
index d9bf989..7e422ee 100644
--- a/xtensor.spec
+++ b/xtensor.spec
@@ -1,10 +1,11 @@
 %undefine __cmake_in_source_build
 
 Name:           xtensor
-Version:        0.27.1
+Version:        0.27.0
 Release:        %autorelease
 Summary:        C++ tensors with broadcasting and lazy computing
-License:        BSD-3-Clause
+# Automatically converted from old format: BSD - review is highly recommended.
+License:        LicenseRef-Callaway-BSD
 URL:            http://xtensor.readthedocs.io/
 
 %global github  https://github.com/QuantStack/xtensor
@@ -57,8 +58,6 @@ find -name '*.npy' -exec %{__python3} -c "import numpy as np; arr = np.load('{}'
 
 %install
 %cmake_install
-rm %{buildroot}%{_prefix}/etc/xeus-cpp/tags.d/xtensor.json
-rm %{buildroot}%{_datadir}/xeus-cpp/tagfiles/xtensor.tag
 
 %check
 %cmake_build --target xtest