diff --git a/isort-4.3.10.tar.gz b/isort-4.3.10.tar.gz
new file mode 100644
index 0000000..6e443f0
--- /dev/null
+++ b/isort-4.3.10.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:144c4295314c0ed34fb034f838b2b7e242c52dd3eafdd6f5d49078692f582c0c
+size 66339
diff --git a/isort-4.3.9.tar.gz b/isort-4.3.9.tar.gz
deleted file mode 100644
index 4f95dcd..0000000
--- a/isort-4.3.9.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f19b23b22fb5a919a081bc31aabcc0991614c244d9215267e11abf2ca7b684ce
-size 62076
diff --git a/python-isort.changes b/python-isort.changes
index bc2dbd3..7e38be8 100644
--- a/python-isort.changes
+++ b/python-isort.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Mon Mar  4 13:25:15 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
+
+- Update to 4.3.10:
+  * Fixed Windows incompatibilities (Issue #835)
+  * Fixed relative import sorting bug (Issue #417)
+  * Fixed "no_lines_before" to also be respected from previous empty sections.
+  * Fixed slow-down introduced by finders mechanism by adding a LRU cache (issue #848)
+  * Fixed issue #842 default encoding not-set in Python2
+  * Restored Windows automated testing
+  * Added Mac automated testing
+
 -------------------------------------------------------------------
 Mon Mar  4 11:05:21 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-isort.spec b/python-isort.spec
index c3a7600..3b7fcb0 100644
--- a/python-isort.spec
+++ b/python-isort.spec
@@ -26,7 +26,7 @@
 %bcond_with test
 %endif
 Name:           python-isort%{psuffix}
-Version:        4.3.9
+Version:        4.3.10
 Release:        0
 Summary:        A Python utility / library to sort Python imports
 License:        MIT
@@ -37,13 +37,15 @@ Source:         https://files.pythonhosted.org/packages/source/i/isort/isort-%{v
 BuildRequires:  %{python_module mock}
 BuildRequires:  %{python_module pylama}
 BuildRequires:  %{python_module pytest}
+BuildRequires:  python-backports.functools_lru_cache
 %endif
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
+BuildRequires:  python-futures
 BuildRequires:  python-rpm-macros
-BuildRequires:  python2-futures
 BuildArch:      noarch
 %ifpython2
+Requires:       python-backports.functools_lru_cache
 Requires:       python-futures
 %endif
 %python_subpackages