diff --git a/python-blinker.changes b/python-blinker.changes
index 272fb75..258a175 100644
--- a/python-blinker.changes
+++ b/python-blinker.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Dec  6 11:24:47 UTC 2018 - Tomáš Chvátal <tchvatal@suse.com>
+
+- Fix fdupes call
+
 -------------------------------------------------------------------
 Wed Dec  5 01:57:33 UTC 2018 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/python-blinker.spec b/python-blinker.spec
index 0e57a8d..623714e 100644
--- a/python-blinker.spec
+++ b/python-blinker.spec
@@ -23,9 +23,10 @@ Release:        0
 Summary:        Object-to-object and broadcast signaling in Python
 License:        MIT
 Group:          Development/Languages/Python
-URL:            http://discorporate.us/projects/Blinker/
+URL:            https://pythonhosted.org/blinker/
 Source:         https://files.pythonhosted.org/packages/source/b/blinker/blinker-%{version}.tar.gz
 BuildRequires:  %{python_module nose}
+BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 BuildArch:      noarch
@@ -62,10 +63,10 @@ rm docs/html/objects.inv
 
 %install
 %python_install
-%fdupes %{buildroot}%{_prefix}
+%python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
-%python_exec %{_bindir}/nosetests
+%python_exec %{_bindir}/nosetests-%{$python_bin_suffix}
 
 %files %{python_files}
 %license LICENSE