diff --git a/python-smart-open.changes b/python-smart-open.changes
index 555d42f..3bc3d21 100644
--- a/python-smart-open.changes
+++ b/python-smart-open.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Thu Oct 12 13:26:22 UTC 2023 - Ondřej Súkup <mimi.vx@gmail.com>
+
+- Update to 6.4.0
+- force require urllib3 < 2 because of https://github.com/RaRe-Technologies/smart_open/issues/784
+ * Ignore S3 seeks to the current position (PR #782, @beck3905
+ * Set binary mode prior to FTP write ()PR #781, @beck3905)
+ * Improve S3 URI Parsing for URIs with "@", "/", and ":" (PR #776, @rileypeterson)
+ * Add python 3.11 to setup.py (PR #775, @tooptoop4)
+ * Fix retrieving empty but existing object from S3 (PR #771, @Darkheir)
+ * Avoid overfilling buffer when reading from Azure (PR #767, @ronreiter)
+ * Add required import for example to work (PR #756, @jensenbox)
+
 -------------------------------------------------------------------
 Fri Jan  6 18:27:53 UTC 2023 - Yogalakshmi Arunachalam <yarunachalam@suse.com>
 
diff --git a/python-smart-open.spec b/python-smart-open.spec
index 8323d26..3fc4721 100644
--- a/python-smart-open.spec
+++ b/python-smart-open.spec
@@ -16,13 +16,12 @@
 #
 
 
-%{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-smart-open
-Version:        6.3.0
+Version:        6.4.0
 Release:        0
 Summary:        Python utils for streaming large files
 License:        MIT
-Group:          Development/Languages/Python
+URL:            https://github.com/RaRe-Technologies/smart_open
 Source:         https://github.com/RaRe-Technologies/smart_open/archive/refs/tags/v%{version}.tar.gz#/smart_open-%{version}.tar.gz
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
@@ -33,7 +32,11 @@ Requires:       python-azure-storage-blob
 Requires:       python-boto3
 Requires:       python-google-cloud-storage
 Requires:       python-requests
+Suggests:       python-paramiko
 BuildArch:      noarch
+# see https://github.com/RaRe-Technologies/smart_open/issues/784
+BuildRequires:  %{python_module urllib3 < 2}
+Requires:       python-urllib3 < 2
 # SECTION test requirements
 BuildRequires:  %{python_module azure-common}
 BuildRequires:  %{python_module azure-core}
@@ -43,6 +46,7 @@ BuildRequires:  %{python_module google-cloud-storage}
 BuildRequires:  %{python_module moto >= 1.3.4}
 BuildRequires:  %{python_module moto-server}
 BuildRequires:  %{python_module paramiko}
+BuildRequires:  %{python_module pytest-rerunfailures}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module requests}
 BuildRequires:  %{python_module responses}
diff --git a/smart_open-6.3.0.tar.gz b/smart_open-6.3.0.tar.gz
deleted file mode 100644
index 92b9b4c..0000000
--- a/smart_open-6.3.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ffd70349ad46eca048d7dd1cce23ac1db179c9787b5fb53d0c4c37bf78b96f0d
-size 131300
diff --git a/smart_open-6.4.0.tar.gz b/smart_open-6.4.0.tar.gz
new file mode 100644
index 0000000..5616a0d
--- /dev/null
+++ b/smart_open-6.4.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9b17cb6a195ef0713c71efe6b48b6fc6f756737972c4e3ddb845799a477b6c3d
+size 132125