diff --git a/doc/snapper.xml.in b/doc/snapper.xml.in
index 337eae0..da481ff 100644
--- a/doc/snapper.xml.in
+++ b/doc/snapper.xml.in
@@ -38,10 +38,9 @@
     create, delete and compare snapshots and undo changes done between snapshots.</para>
 
     <para>Snapper never modifies the content of snapshots. Thus snapper creates
-    read-only snapshots if supported by the kernel. Supported filesystems are
-    btrfs and ext4 (discontinued) as well as snapshots of LVM logical volumes with
-    thin-provisioning. Some filesystems might not be supported depending on your
-    installation.</para>
+    read-only snapshots if supported by the kernel. Btrfs and thin-provisioned
+    LVM logical volumes are supported. Some filesystems might not be supported
+    depending on your installation.</para>
   </refsect1>
 
   <refsect1 id='concepts'>
@@ -342,8 +341,8 @@
 	    <varlistentry>
 	      <term><option>-f, --fstype</option> <replaceable>fstype</replaceable></term>
 	      <listitem>
-		<para>Manually set filesystem type. Supported values are btrfs, ext4
-		(discontinued) and lvm. For lvm, snapper uses LVM thin-provisioned snapshots.
+		<para>Manually set filesystem type. Supported values are btrfs and lvm.
+		For lvm, snapper uses LVM thin-provisioned snapshots.
 		The filesystem type on top of LVM must be provided in parentheses,
 		e.g. lvm(xfs).</para>
 		<para>Without this option snapper tries to detect the filesystem.</para>