diff --git a/Documentation/doc-guide/sphinx.rst b/Documentation/doc-guide/sphinx.rst
index 709e19821a16..8081ebfe48bc 100644
--- a/Documentation/doc-guide/sphinx.rst
+++ b/Documentation/doc-guide/sphinx.rst
@@ -48,13 +48,14 @@ or ``virtualenv``, depending on how your distribution packaged Python 3.
       on the Sphinx version, it should be installed separately,
       with ``pip install sphinx_rtd_theme``.
 
-In summary, if you want to install Sphinx version 2.4.4, you should do::
+In summary, if you want to install the latest version of Sphinx, you
+should do::
 
-       $ virtualenv sphinx_2.4.4
-       $ . sphinx_2.4.4/bin/activate
-       (sphinx_2.4.4) $ pip install -r Documentation/sphinx/requirements.txt
+       $ virtualenv sphinx_latest
+       $ . sphinx_latest/bin/activate
+       (sphinx_latest) $ pip install -r Documentation/sphinx/requirements.txt
 
-After running ``. sphinx_2.4.4/bin/activate``, the prompt will change,
+After running ``. sphinx_latest/bin/activate``, the prompt will change,
 in order to indicate that you're using the new environment. If you
 open a new shell, you need to rerun this command to enter again at
 the virtual environment before building the documentation.
diff --git a/Documentation/sphinx/requirements.txt b/Documentation/sphinx/requirements.txt
index 5d47ed443949..5017f307c8a4 100644
--- a/Documentation/sphinx/requirements.txt
+++ b/Documentation/sphinx/requirements.txt
@@ -1,6 +1,3 @@
-# jinja2>=3.1 is not compatible with Sphinx<4.0
-jinja2<3.1
-# alabaster>=0.7.14 is not compatible with Sphinx<=3.3
-alabaster<0.7.14
-Sphinx==2.4.4
+alabaster
+Sphinx
 pyyaml
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index de0de5dd676e..4c781617ffe6 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -280,8 +280,6 @@ sub get_sphinx_version($)
 
 sub check_sphinx()
 {
-	my $default_version;
-
 	open IN, $conf or die "Can't open $conf";
 	while (<IN>) {
 		if (m/^\s*needs_sphinx\s*=\s*[\'\"]([\d\.]+)[\'\"]/) {
@@ -293,18 +291,7 @@ sub check_sphinx()
 
 	die "Can't get needs_sphinx version from $conf" if (!$min_version);
 
-	open IN, $requirement_file or die "Can't open $requirement_file";
-	while (<IN>) {
-		if (m/^\s*Sphinx\s*==\s*([\d\.]+)$/) {
-			$default_version=$1;
-			last;
-		}
-	}
-	close IN;
-
-	die "Can't get default sphinx version from $requirement_file" if (!$default_version);
-
-	$virtenv_dir = $virtenv_prefix . $default_version;
+	$virtenv_dir = $virtenv_prefix . "latest";
 
 	my $sphinx = get_sphinx_fname();
 	if ($sphinx eq "") {
@@ -318,8 +305,8 @@ sub check_sphinx()
 	die "$sphinx didn't return its version" if (!$cur_version);
 
 	if ($cur_version lt $min_version) {
-		printf "ERROR: Sphinx version is %s. It should be >= %s (recommended >= %s)\n",
-		       $cur_version, $min_version, $default_version;
+		printf "ERROR: Sphinx version is %s. It should be >= %s\n",
+		       $cur_version, $min_version;
 		$need_sphinx = 1;
 		return;
 	}