diff --git a/_service b/_service
new file mode 100644
index 0000000..933eced
--- /dev/null
+++ b/_service
@@ -0,0 +1,15 @@
+<services>
+	<service name="tar_scm" mode="disabled">
+		<param name="scm">git</param>
+		<param name="url">git://github.com/assimp/assimp</param>
+		<param name="revision">v4.1.0</param>
+		<param name="versionformat">4.1.0</param>
+		<!-- non-OSI media -->
+		<param name="exclude">test/models-nonbsd</param>
+	</service>
+	<service name="recompress" mode="disabled">
+		<param name="file">*.tar</param>
+		<param name="compression">xz</param>
+	</service>
+	<service name="set_version" mode="disabled"/>
+</services>
diff --git a/assimp-4.1.0-suse.tar.xz b/assimp-4.1.0-suse.tar.xz
deleted file mode 100644
index d8d1f28..0000000
--- a/assimp-4.1.0-suse.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:9c0e16540ae6fe09a9d16f7ff0cfa99667b3269b304cc32f909b7ac908686ee6
-size 21696292
diff --git a/assimp-4.1.0.tar.xz b/assimp-4.1.0.tar.xz
new file mode 100644
index 0000000..c75b87f
--- /dev/null
+++ b/assimp-4.1.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9dce96c623cf65f9cc51882e68da7ac415bc6259856e41da7b689efbcffc1d45
+size 21277128
diff --git a/assimp.changes b/assimp.changes
index 2c4248d..70af245 100644
--- a/assimp.changes
+++ b/assimp.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Jan 23 20:08:14 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
+
+- sanitize_source.sh was removed in the 4.1.0 update; restore its
+  logic with a new _service file and recreate the tarball.
+
 -------------------------------------------------------------------
 Thu Jan 17 15:03:13 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/assimp.spec b/assimp.spec
index c775611..4807eef 100644
--- a/assimp.spec
+++ b/assimp.spec
@@ -24,9 +24,8 @@ Summary:        Library to load and process 3D scenes from various data formats
 License:        BSD-3-Clause AND MIT
 Group:          Development/Libraries/C and C++
 Url:            http://assimp.org/
-# Removed non free parts from the original source package (models-nonbsd)
-# https://github.com/assimp/assimp/archive/v%%{version}/%%{name}-%%{version}.tar.gz
-Source0:        %{name}-%{version}-suse.tar.xz
+Source0:        %{name}-%{version}.tar.xz
+Source9:        _service
 # PATCH-FIX-OPENSUSE disable-gitrevision-test.patch -- Disable gitrev test as we build from release not from git
 Patch0:         disable-gitrevision-test.patch
 Patch1:         do-not-install-irrXML.patch