diff --git a/modules/pmi/test/medium_test_analysis2.py b/modules/pmi/test/medium_test_analysis2.py
index 7e90138e28..6b79116f6c 100644
--- a/modules/pmi/test/medium_test_analysis2.py
+++ b/modules/pmi/test/medium_test_analysis2.py
@@ -378,7 +378,7 @@ def check_provenance(self, h):
                          "Integrative Modeling Platform (IMP)")
 
     def test_precision(self):
-        """Test correct calcluation of precision and RMSF"""
+        """Test correct calculation of precision and RMSF"""
         if not nicemodules:
             self.skipTest("missing scipy or sklearn")
 
diff --git a/modules/pmi/test/medium_test_topology.py b/modules/pmi/test/medium_test_topology.py
index 3fd607392e..5606a1be42 100644
--- a/modules/pmi/test/medium_test_topology.py
+++ b/modules/pmi/test/medium_test_topology.py
@@ -194,7 +194,7 @@ def test_molecule_set_behaviour(self):
         # with the expected behaviour. We expect that the sixth column is identical to the fifth and the second;
         # and we expect that the first is equal to the first. But this is not obtained :-)
         # The results are not intuitive at this stage, we think that mol has changed after build,
-        # and mol.get_represented() is not changed correspondigly.
+        # and mol.get_represented() is not changed correspondingly.
 
         #for n, x in enumerate(mol):
         #    print(x, status_1[n], status_2[n], x in mol_beads_1,