diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml
index e420d1ed6..c3ef184e7 100644
--- a/doc/manual/command-ref/conf-file.xml
+++ b/doc/manual/command-ref/conf-file.xml
@@ -7,7 +7,7 @@
nix.conf
5
Nix
-
+
diff --git a/doc/manual/command-ref/nix-build.xml b/doc/manual/command-ref/nix-build.xml
index 669a48f8c..dc5841c27 100644
--- a/doc/manual/command-ref/nix-build.xml
+++ b/doc/manual/command-ref/nix-build.xml
@@ -8,7 +8,7 @@
nix-build
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-channel.xml b/doc/manual/command-ref/nix-channel.xml
index e13394c7d..63ecba8f3 100644
--- a/doc/manual/command-ref/nix-channel.xml
+++ b/doc/manual/command-ref/nix-channel.xml
@@ -3,12 +3,12 @@
xmlns:xi="http://www.w3.org/2001/XInclude"
version="5.0"
xml:id="sec-nix-channel">
-
+
nix-channel
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-collect-garbage.xml b/doc/manual/command-ref/nix-collect-garbage.xml
index f2009dcbd..c88851299 100644
--- a/doc/manual/command-ref/nix-collect-garbage.xml
+++ b/doc/manual/command-ref/nix-collect-garbage.xml
@@ -8,7 +8,7 @@
nix-collect-garbage
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-copy-closure.xml b/doc/manual/command-ref/nix-copy-closure.xml
index 3f8fd8017..6168f859d 100644
--- a/doc/manual/command-ref/nix-copy-closure.xml
+++ b/doc/manual/command-ref/nix-copy-closure.xml
@@ -7,7 +7,7 @@
nix-copy-closure
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-daemon.xml b/doc/manual/command-ref/nix-daemon.xml
index 4311664ed..a2161f033 100644
--- a/doc/manual/command-ref/nix-daemon.xml
+++ b/doc/manual/command-ref/nix-daemon.xml
@@ -8,7 +8,7 @@
nix-daemon
8
Nix
-
+
diff --git a/doc/manual/command-ref/nix-env.xml b/doc/manual/command-ref/nix-env.xml
index 494edc3e5..1db71f75e 100644
--- a/doc/manual/command-ref/nix-env.xml
+++ b/doc/manual/command-ref/nix-env.xml
@@ -8,7 +8,7 @@
nix-env
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-hash.xml b/doc/manual/command-ref/nix-hash.xml
index 897d92e2c..b4b509773 100644
--- a/doc/manual/command-ref/nix-hash.xml
+++ b/doc/manual/command-ref/nix-hash.xml
@@ -8,7 +8,7 @@
nix-hash
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-install-package.xml b/doc/manual/command-ref/nix-install-package.xml
index fa3b46e22..e0a52dbb3 100644
--- a/doc/manual/command-ref/nix-install-package.xml
+++ b/doc/manual/command-ref/nix-install-package.xml
@@ -8,7 +8,7 @@
nix-install-package
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-instantiate.xml b/doc/manual/command-ref/nix-instantiate.xml
index 8649cd58c..d4966579a 100644
--- a/doc/manual/command-ref/nix-instantiate.xml
+++ b/doc/manual/command-ref/nix-instantiate.xml
@@ -8,7 +8,7 @@
nix-instantiate
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-prefetch-url.xml b/doc/manual/command-ref/nix-prefetch-url.xml
index 885c958ce..5d1ab6931 100644
--- a/doc/manual/command-ref/nix-prefetch-url.xml
+++ b/doc/manual/command-ref/nix-prefetch-url.xml
@@ -8,7 +8,7 @@
nix-prefetch-url
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-pull.xml b/doc/manual/command-ref/nix-pull.xml
index 43d5a6c56..598c651b5 100644
--- a/doc/manual/command-ref/nix-pull.xml
+++ b/doc/manual/command-ref/nix-pull.xml
@@ -8,7 +8,7 @@
nix-pull
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-push.xml b/doc/manual/command-ref/nix-push.xml
index 9c6cdfa2f..c19f44a61 100644
--- a/doc/manual/command-ref/nix-push.xml
+++ b/doc/manual/command-ref/nix-push.xml
@@ -8,7 +8,7 @@
nix-push
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-shell.xml b/doc/manual/command-ref/nix-shell.xml
index 1cb2ebfdd..1f0311763 100644
--- a/doc/manual/command-ref/nix-shell.xml
+++ b/doc/manual/command-ref/nix-shell.xml
@@ -8,7 +8,7 @@
nix-shell
1
Nix
-
+
diff --git a/doc/manual/command-ref/nix-store.xml b/doc/manual/command-ref/nix-store.xml
index ae0f683f2..e1e6c36e0 100644
--- a/doc/manual/command-ref/nix-store.xml
+++ b/doc/manual/command-ref/nix-store.xml
@@ -8,7 +8,7 @@
nix-store
1
Nix
-
+