diff --git a/pyerrors/input/openQCD.py b/pyerrors/input/openQCD.py
index acbf60f0..78d2805d 100644
--- a/pyerrors/input/openQCD.py
+++ b/pyerrors/input/openQCD.py
@@ -704,7 +704,7 @@ def read_qtop(path, prefix, c, dtr_cnfg=1, version="openQCD", **kwargs):
             else:
                 steps = traj_list[1] - traj_list[0]
 
-        configlist.append([tr // steps / dtr_cnfg for tr in traj_list])
+        configlist.append([tr // steps // dtr_cnfg for tr in traj_list])
         if configlist[-1][0] > 1:
             offset = configlist[-1][0] - 1
             warnings.warn('Assume thermalization and that the first measurement belongs to the first config. Offset = %d configs (%d trajectories / cycles)' % (
@@ -838,8 +838,6 @@ def read_qtop_sector(path, prefix, c, target=0, **kwargs):
     Zeuthen_flow : bool
         (optional) If True, the Zeuthen flow is used for Qtop. Only possible
         for version=='sfqcd' If False, the Wilson flow is used.
-    integer_charge : bool
-        If True, the charge is rounded towards the nearest integer on each config.
     """
 
     if not isinstance(target, int):
diff --git a/tests/data/openqcd_test/openqcd2r1.ms.dat b/tests/data/openqcd_test/openqcd2r1.ms.dat
new file mode 100644
index 00000000..e51976e7
Binary files /dev/null and b/tests/data/openqcd_test/openqcd2r1.ms.dat differ
diff --git a/tests/data/openqcd_test/sfqcdr1.gfms.dat b/tests/data/openqcd_test/sfqcdr1.gfms.dat
new file mode 100644
index 00000000..e75881d9
Binary files /dev/null and b/tests/data/openqcd_test/sfqcdr1.gfms.dat differ
diff --git a/tests/openQCD_in_test.py b/tests/openQCD_in_test.py
index d1dc999d..81b2e983 100644
--- a/tests/openQCD_in_test.py
+++ b/tests/openQCD_in_test.py
@@ -47,3 +47,49 @@ def test_openqcd():
     assert(rwfo[0].idl[repname] == range(1, 10))
     rwfo = pe.input.openQCD.read_rwms(path, prefix, version='2.0', files=files, names=names, r_start=[1], r_stop=[8])
     assert(rwfo[0].idl[repname] == range(1, 9))
+
+    # Qtop
+
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.3, version='sfqcd')
+    repname = list(qtop.idl.keys())[0]
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.3, version='sfqcd', Zeuthen_flow=True, L=4)
+    qi = pe.input.openQCD.read_qtop(path, prefix, c=0.3, version='sfqcd', integer_charge=True)
+    for conf in range(len(qi.idl[repname])):
+        assert(0 == qi.r_values[repname] + qi.deltas[repname][conf])
+
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.0, version='sfqcd')
+    assert (np.isclose(-4.572999e-02, qtop.r_values[repname] + qtop.deltas[repname][0]))
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.28, version='sfqcd')
+    assert (np.isclose(3.786893e-02, qtop.r_values[repname] + qtop.deltas[repname][0]))
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.08, version='sfqcd', Zeuthen_flow=True)
+    assert (np.isclose(3.653140e-02, qtop.r_values[repname] + qtop.deltas[repname][1]))
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.40, version='sfqcd', Zeuthen_flow=True)
+    assert (np.isclose(2.745865e-01, qtop.r_values[repname] + qtop.deltas[repname][1]))
+
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.40, version='sfqcd', Zeuthen_flow=True, r_start=[2])
+    assert(qtop.idl[repname] == range(2, 7))
+    assert (np.isclose(2.745865e-01, qtop.r_values[repname] + qtop.deltas[repname][0]))
+
+    qtop = pe.input.openQCD.read_qtop(path, prefix, c=0.40, version='sfqcd', Zeuthen_flow=True, r_stop=[5])
+    assert(qtop.idl[repname] == range(1, 6))
+
+    names = ['sfqcd|r1']
+    files = ['sfqcdr1.gfms.dat']
+    qs = pe.input.openQCD.read_qtop_sector(path, '', 0.3, target=0, Zeuthen_flow=True, version='sfqcd')
+
+    assert((pe.input.openQCD.qtop_projection(qi, target=0) - qs).is_zero())
+
+    # t0
+
+    prefix = 'openqcd'
+    t0 = pe.input.openQCD.extract_t0(path, prefix, dtr_read=3, xmin=0, spatial_extent=4)
+    files = ['openqcd2r1.ms.dat']
+    names = ['openqcd2|r1']
+    t0 = pe.input.openQCD.extract_t0(path, '', dtr_read=3, xmin=0, spatial_extent=4, files=files, names=names, fit_range=2)
+    t0 = pe.input.openQCD.extract_t0(path, prefix, dtr_read=3, xmin=0, spatial_extent=4, r_start=[1])
+    repname = list(rwfo[0].idl.keys())[0]
+    assert(t0.idl[repname] == range(1, 10))
+    t0 = pe.input.openQCD.extract_t0(path, prefix, dtr_read=3, xmin=0, spatial_extent=4, r_start=[2], r_stop=[8])
+    repname = list(rwfo[0].idl.keys())[0]
+    assert(t0.idl[repname] == range(2, 9))
+    t0 = pe.input.openQCD.extract_t0(path, prefix, dtr_read=3, xmin=0, spatial_extent=4, fit_range=2, plaquette=True, assume_thermalization=True)