diff --git a/instrumentation-test-case.patch b/instrumentation-test-case.patch
new file mode 100644
index 0000000..107e9b2
--- /dev/null
+++ b/instrumentation-test-case.patch
@@ -0,0 +1,13 @@
+Index: pdm-1.15.3/tests/cli/test_use.py
+===================================================================
+--- pdm-1.15.3.orig/tests/cli/test_use.py
++++ pdm-1.15.3/tests/cli/test_use.py
+@@ -14,7 +14,7 @@ def test_use_command(project, invoke):
+     python = "python" if os.name == "nt" else "python3"
+     python_path = shutil.which(python)
+     result = invoke(["use", "-f", python], obj=project)
+-    assert result.exit_code == 0
++    assert result.exit_code == 0, f"Stdout: {result.stdout} Stderr: {result.stderr}"
+     config_content = project.root.joinpath(".pdm.toml").read_text()
+     assert python_path.replace("\\", "\\\\") in config_content
+ 
diff --git a/python-pdm.changes b/python-pdm.changes
index 8e76bd2..3ce408c 100644
--- a/python-pdm.changes
+++ b/python-pdm.changes
@@ -50,6 +50,8 @@ Thu Jun 16 08:23:59 UTC 2022 - Steve Kowalik <steven.kowalik@suse.com>
   * mark-network-tests.patch
   * mark-tests-path.patch
   * sys-exec-failures.patch
+- Add patch instrumentation-test-case.patch:
+  * Instrument a test case for ease of debugging.
 - Switch to multibuild per Python version since the testsuite takes
   approximately seven eons.
 
diff --git a/python-pdm.spec b/python-pdm.spec
index cda1749..8c9852c 100644
--- a/python-pdm.spec
+++ b/python-pdm.spec
@@ -48,6 +48,7 @@ Summary:        Python Development Master
 License:        MIT
 URL:            https://github.com/pdm-project/pdm/
 Source0:        https://files.pythonhosted.org/packages/source/p/pdm/pdm-%{version}.tar.gz
+Patch0:         instrumentation-test-case.patch
 BuildRequires:  %{python_module blinker}
 BuildRequires:  %{python_module click >= 7}
 BuildRequires:  %{python_module packaging}