diff --git a/testsuite/python/h5md.py b/testsuite/python/h5md.py
index db660973e33..b1aae7dab3c 100644
--- a/testsuite/python/h5md.py
+++ b/testsuite/python/h5md.py
@@ -30,7 +30,7 @@
 import espressomd.io.writer
 try:
     import h5py  # h5py has to be imported *after* espressomd (MPI)
-    skipIfMissingPythonPackage = utx._id
+    skipIfMissingPythonPackage = utx.no_skip
 except ImportError:
     skipIfMissingPythonPackage = ut.skip(
         "Python module h5py not available, skipping test!")
diff --git a/testsuite/python/lb_vtk.py b/testsuite/python/lb_vtk.py
index 9ba2726553d..e5091528b25 100644
--- a/testsuite/python/lb_vtk.py
+++ b/testsuite/python/lb_vtk.py
@@ -25,7 +25,7 @@
 try:
     import vtk
     from vtk.util import numpy_support as VN
-    skipIfMissingPythonPackage = utx._id
+    skipIfMissingPythonPackage = utx.no_skip
 except ImportError:
     skipIfMissingPythonPackage = ut.skip(
         "Python module vtk not available, skipping test!")
diff --git a/testsuite/python/mdanalysis.py b/testsuite/python/mdanalysis.py
index 4c7c11b3dd1..1ef93e11c5b 100644
--- a/testsuite/python/mdanalysis.py
+++ b/testsuite/python/mdanalysis.py
@@ -28,7 +28,7 @@
 try:
     import MDAnalysis as mda
     from espressomd import MDA_ESP
-    skipIfMissingPythonPackage = utx._id
+    skipIfMissingPythonPackage = utx.no_skip
 except ImportError:
     skipIfMissingPythonPackage = ut.skip(
         "Python module MDAnalysis not available, skipping test!")
diff --git a/testsuite/python/unittest_decorators.py b/testsuite/python/unittest_decorators.py
index 690e9e0e05e..fb515578570 100644
--- a/testsuite/python/unittest_decorators.py
+++ b/testsuite/python/unittest_decorators.py
@@ -22,7 +22,7 @@
 import espressomd
 
 
-def _id(x):
+def no_skip(x):
     return x
 
 
@@ -32,7 +32,7 @@ def skipIfMissingFeatures(*args):
         missing_features = espressomd.missing_features(*args)
         return unittest.skip("Skipping test: missing feature{} {}".format(
             's' if missing_features else '', ', '.join(missing_features)))
-    return _id
+    return no_skip
 
 
 def skipIfMissingModules(*args):
@@ -46,14 +46,14 @@ def skipIfMissingModules(*args):
     if missing_modules:
         return unittest.skip("Skipping test: missing python module{} {}".format(
             's' if missing_modules else '', ', '.join(missing_modules)))
-    return _id
+    return no_skip
 
 
 def skipIfMissingGPU():
     """Unittest skipIf decorator for missing GPU."""
     if not espressomd.gpu_available():
         return unittest.skip("Skipping test: no GPU available")
-    return _id
+    return no_skip
 
 
 def skipIfUnmetModuleVersionRequirement(module, version_requirement):
@@ -66,4 +66,4 @@ def skipIfUnmetModuleVersionRequirement(module, version_requirement):
             version_requirement).contains(_module.__version__):
         return unittest.skip(
             "Skipping test: version requirement not met for module {}".format(module))
-    return _id
+    return no_skip