diff --git a/4ti2Interface-4ti2Interface-2015.11.06.tar.bz2 b/4ti2Interface-4ti2Interface-2015.11.06.tar.bz2
deleted file mode 100644
index 4c021a3..0000000
--- a/4ti2Interface-4ti2Interface-2015.11.06.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4f4d0c46575557bfa03d7db09bfdb810c07e34757e91dabc91af3d47ddaa5d10
-size 188407
diff --git a/4ti2Interface-4ti2Interface-2017.01.05.tar.bz2 b/4ti2Interface-4ti2Interface-2017.01.05.tar.bz2
new file mode 100644
index 0000000..b5c69b5
--- /dev/null
+++ b/4ti2Interface-4ti2Interface-2017.01.05.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:137f16b41b228dd88e062d3be80ee5f76c26d7bf1402ef58a133ba4f5fd3d7bb
+size 183973
diff --git a/gap-4ti2interface.changes b/gap-4ti2interface.changes
index d4b1bde..90df9e7 100644
--- a/gap-4ti2interface.changes
+++ b/gap-4ti2interface.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Sep  8 16:30:54 UTC 2017 - jengelh@inai.de
+
+- Update to new upstream release 2017.01.05
+  * No changelog was provided
+
 -------------------------------------------------------------------
 Mon Dec  7 19:46:45 UTC 2015 - jengelh@inai.de
 
diff --git a/gap-4ti2interface.spec b/gap-4ti2interface.spec
index da15262..5bc1c8e 100644
--- a/gap-4ti2interface.spec
+++ b/gap-4ti2interface.spec
@@ -17,14 +17,14 @@
 
 
 Name:           gap-4ti2interface
-Version:        2015.11.06
+Version:        2017.01.05
 Release:        0
 Summary:        GAP: Interface to 4ti2
 License:        GPL-2.0
 Group:          Productivity/Scientific/Math
 URL:            http://homalg-project.github.io/homalg_project/4ti2Interface/
 
-Source:         ftp://ftp.gap-system.org/pub/gap/gap4/tar.bz2/packages/4ti2Interface-4ti2Interface-%version.tar.bz2
+Source:         http://www.gap-system.org/pub/gap/gap4/tar.bz2/packages/4ti2Interface-4ti2Interface-%version.tar.bz2
 BuildArch:      noarch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  gap-rpm-devel
@@ -38,7 +38,7 @@ a collection of programs that compute and solve algebraic,
 geometric and combinational problems on linear spaces.
 
 %prep
-%setup -qn 4ti2Interface
+%setup -qn 4ti2Interface-%version
 
 %build