diff --git a/python-munkres.changes b/python-munkres.changes
index 133d58b..f2d3ff7 100644
--- a/python-munkres.changes
+++ b/python-munkres.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Apr 22 10:38:15 UTC 2022 - Matej Cepl <mcepl@suse.com>
+
+- Add test_profil_float_32bit.patch to skip test_profil_float
+  test which fails on 32bit systems (gh#bmc/munkres#40).
+
 -------------------------------------------------------------------
 Sat Mar 26 19:58:13 UTC 2022 - Dirk Müller <dmueller@suse.com>
 
diff --git a/python-munkres.spec b/python-munkres.spec
index 6ff8eac..b68f9fc 100644
--- a/python-munkres.spec
+++ b/python-munkres.spec
@@ -26,6 +26,9 @@ License:        Apache-2.0
 Group:          Development/Languages/Python
 URL:            https://software.clapper.org/munkres/
 Source:         https://github.com/bmc/munkres/archive/release-%{version}.tar.gz
+# PATCH-{FIX|FEATURE}-{OPENSUSE|SLE|UPSTREAM} name-of-file.patch bsc#[0-9]+ mcepl@suse.com
+# this patch makes things totally awesome
+Patch0:         test_profil_float_32bit.patch
 BuildRequires:  %{python_module setuptools}
 # SECTION test requirements
 BuildRequires:  %{python_module pytest}
@@ -47,7 +50,7 @@ This particular implementation is based on
 http://csclab.murraystate.edu/~bob.pilgrim/445/munkres.html.
 
 %prep
-%setup -q -n munkres-release-%{version}
+%autosetup -p1 -n munkres-release-%{version}
 
 %build
 %python_build
diff --git a/test_profil_float_32bit.patch b/test_profil_float_32bit.patch
new file mode 100644
index 0000000..712fcb0
--- /dev/null
+++ b/test_profil_float_32bit.patch
@@ -0,0 +1,21 @@
+---
+ test/test_munkres.py |    4 ++++
+ 1 file changed, 4 insertions(+)
+
+--- a/test/test_munkres.py
++++ b/test/test_munkres.py
+@@ -1,3 +1,5 @@
++import platform
++
+ from munkres import Munkres, DISALLOWED, UnsolvableMatrix
+ import munkres
+ import pytest
+@@ -156,6 +158,8 @@ def test_profit():
+     profit = sum([profit_matrix[row][column] for row, column in indices])
+     assert profit == 392
+ 
++@pytest.mark.skipif(platform.architecture()[0] == "32bit",
++                    reason="Doesn't work on 32bit systems, gh#bmc/munkres#40")
+ def test_profit_float():
+     profit_matrix = [[94.01, 66.02, 100.03, 18.04, 48.05],
+                      [51.06, 63.07, 97.08, 79.09, 11.1],