diff --git a/python-arrow.changes b/python-arrow.changes
index 5581e85..6a08043 100644
--- a/python-arrow.changes
+++ b/python-arrow.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Feb 20 20:59:15 UTC 2018 - arun@gmx.de
+
+- specfile:
+  * also require python-backports.functools_lru_cache during
+    installation
+
 -------------------------------------------------------------------
 Sat Feb 17 18:29:14 UTC 2018 - arun@gmx.de
 
diff --git a/python-arrow.spec b/python-arrow.spec
index bd82848..4bfc52b 100644
--- a/python-arrow.spec
+++ b/python-arrow.spec
@@ -36,6 +36,9 @@ BuildRequires:  python-rpm-macros
 %if %{with python2}
 BuildRequires:  python-backports.functools_lru_cache
 %endif
+%ifpython2
+Requires:       python-backports.functools_lru_cache
+%endif
 Requires:       python-python-dateutil
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildArch:      noarch