diff --git a/tests/integration/test_testprocess.py b/tests/integration/test_testprocess.py
index 5b8b50db9..830f0ff41 100644
--- a/tests/integration/test_testprocess.py
+++ b/tests/integration/test_testprocess.py
@@ -136,6 +136,14 @@ class TestWaitFor:
         with pytest.raises(testprocess.WaitForTimeout):
             pyproc.wait_for(data="foobar", timeout=100)
 
+    def test_no_kwargs(self, pyproc):
+        """Using wait_for without kwargs should raise an exception.
+
+        Otherwise it'd match automatically because of the all(matches).
+        """
+        with pytest.raises(TypeError):
+            pyproc.wait_for()
+
 
 class TestEnsureNotLogged:
 
diff --git a/tests/integration/testprocess.py b/tests/integration/testprocess.py
index 927782088..9a2c4134d 100644
--- a/tests/integration/testprocess.py
+++ b/tests/integration/testprocess.py
@@ -254,6 +254,8 @@ class Process(QObject):
                 timeout = 15000
             else:
                 timeout = 5000
+        if not kwargs:
+            raise TypeError("No keyword arguments given!")
         for key in kwargs:
             assert key in self.KEYS