diff --git a/_constraints b/_constraints
index be9b290..1b6db8e 100644
--- a/_constraints
+++ b/_constraints
@@ -2,7 +2,7 @@
 <constraints>
     <hardware>
       <physicalmemory>
-        <size unit="G">12</size>
+        <size unit="G">4</size>
       </physicalmemory>
     </hardware>
 </constraints>
diff --git a/_service b/_service
index cf0bb2c..6031519 100644
--- a/_service
+++ b/_service
@@ -1,8 +1,25 @@
 <services>
+  <service mode="disabled" name="obs_scm">
+    <param name="url">https://github.com/rust-lang/mdBook</param>
+    <param name="versionformat">@PARENT_TAG@+g@TAG_OFFSET@</param>
+    <param name="scm">git</param>
+    <param name="revision">36e1f0109126cdf1137326e27bddc0b05a78293b</param>
+    <param name="match-tag">*</param>
+    <param name="versionrewrite-pattern">v(.*)</param>
+    <param name="versionrewrite-replacement">\1</param>
+    <param name="changesgenerate">enable</param>
+    <param name="changesauthor">socvirnyl.estela@gmail.com</param>
+  </service>
+  <service mode="disabled" name="tar" />
+  <service mode="disabled" name="recompress">
+    <param name="file">*.tar</param>
+    <param name="compression">xz</param>
+  </service>
+  <service mode="disabled" name="set_version" />
   <service name="cargo_vendor" mode="disabled">
-     <param name="srctar">v0.4.21.tar.gz</param>
-     <param name="compression">gz</param>
-     <param name="update">true</param>
+    <param name="srcdir">mdBook</param>
+    <param name="compression">xz</param>
+    <param name="update">true</param>
   </service>
   <service name="cargo_audit" mode="disabled" />
-</services>
+</services>
\ No newline at end of file
diff --git a/mdBook-0.4.22+g4.tar.xz b/mdBook-0.4.22+g4.tar.xz
new file mode 100644
index 0000000..b4749f1
--- /dev/null
+++ b/mdBook-0.4.22+g4.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c9e4bedd031c7dea132171fc9dd9cc726387ddfa176faf14f26da637b66f190d
+size 1293592
diff --git a/mdbook.changes b/mdbook.changes
index ec915f9..70444ef 100644
--- a/mdbook.changes
+++ b/mdbook.changes
@@ -1,3 +1,19 @@
+-------------------------------------------------------------------
+Tue Dec 13 09:28:25 UTC 2022 - Soc Virnyl Estela <socvirnyl.estela@gmail.com>
+
+- Update _constraints file
+
+-------------------------------------------------------------------
+Tue Dec 13 09:13:50 UTC 2022 - socvirnyl.estela@gmail.com
+
+- Update to version 0.4.22+g4:
+  * fix: random  ref in
+  * fix msrv in docs
+  * Update to 0.4.22
+  * Fix broken doc link
+  * Show the currently selected theme.
+  * Fix clipping in theme popup
+
 -------------------------------------------------------------------
 Mon Nov  7 03:28:17 UTC 2022 - Soc Virnyl Estela <socvirnyl.estela@gmail.com>
 
diff --git a/mdbook.spec b/mdbook.spec
index 136191d..7795d45 100644
--- a/mdbook.spec
+++ b/mdbook.spec
@@ -17,13 +17,13 @@
 
 
 Name:           mdbook
-Version:        0.4.21
+Version:        0.4.22+g4
 Release:        0
 Summary:        Create books from markdown
-License:        ( (MIT OR Apache-2.0) AND Unicode-DFS-2016 ) AND ( Apache-2.0 OR BSL-1.0 ) AND ( Apache-2.0 OR ISC OR MIT ) AND ( Apache-2.0 OR MIT ) AND ( Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT ) AND ( MIT OR Apache-2.0 OR Zlib ) AND ( Unlicense OR MIT ) AND ( Zlib OR Apache-2.0 OR MIT ) AND Apache-2.0 AND BSD-3-Clause AND CC0-1.0 AND ISC AND MIT AND MPL-2.0
+License:        (Apache-2.0 OR MIT) AND Unicode-DFS-2016 AND (Apache-2.0 OR BSL-1.0) AND (Apache-2.0 OR ISC OR MIT) AND (Apache-2.0 OR MIT) AND (Apache-2.0 OR Apache-2.0 WITH LLVM-exception OR MIT) AND (Apache-2.0 OR MIT OR Zlib) AND (MIT OR Unlicense) AND (Apache-2.0 OR Zlib OR MIT) AND Apache-2.0 AND BSD-3-Clause AND CC0-1.0 AND ISC AND MIT AND MPL-2.0
 URL:            https://github.com/rust-lang/mdBook
-Source0:        %{url}/archive/refs/tags/v%{version}.tar.gz
-Source1:        vendor.tar.gz
+Source0:        mdBook-%{version}.tar.xz
+Source1:        vendor.tar.xz
 Source2:        cargo_config
 BuildRequires:  cargo-packaging
 BuildRequires:  rust+cargo
diff --git a/v0.4.21.tar.gz b/v0.4.21.tar.gz
deleted file mode 100644
index a9e5aea..0000000
--- a/v0.4.21.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:17385837070c6a312eae4717fe0bfdd259ce07b4b653b5c258b4389062df886d
-size 1513223
diff --git a/vendor.tar.gz b/vendor.tar.gz
deleted file mode 100644
index f2f6488..0000000
--- a/vendor.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fa5edda783ef78f6faeffc432af1c1f35e52a000cd8efe213a6addefcae5f102
-size 25584481
diff --git a/vendor.tar.xz b/vendor.tar.xz
new file mode 100644
index 0000000..7cb9bc3
--- /dev/null
+++ b/vendor.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:161762582a919ee6c4bf7bb21e630a33e3ca9e3d61ca68f1dc48ed713f4e02fb
+size 16179384