diff --git a/tests/test_RapidPeptidesGenerator.py b/tests/test_RapidPeptidesGenerator.py
index 822c7ffa107e5e264c6ca01817427b2e5ab9306f..b8693e085f758e8eb6ed5a1e6235207ef7ab0222 100644
--- a/tests/test_RapidPeptidesGenerator.py
+++ b/tests/test_RapidPeptidesGenerator.py
@@ -9,14 +9,14 @@ def test_restricted_float(capsys):
     with pytest.raises(SystemExit) as pytest_wrapped_e:
         RapidPeptidesGenerator.restricted_float(-10)
     _, err = capsys.readouterr()
-    assert err == "Value Error: miss-cleavage value should be between 0 and "\
+    assert err == "Value Error: miscleavage value should be between 0 and "\
                   "100.\n"
     assert pytest_wrapped_e.type == SystemExit
     assert pytest_wrapped_e.value.code == 1
     with pytest.raises(SystemExit) as pytest_wrapped_e:
         RapidPeptidesGenerator.restricted_float("z")
     _, err = capsys.readouterr()
-    assert err == "Type Error: miss-cleavage value should be a float between"\
+    assert err == "Type Error: miscleavage value should be a float between"\
                   " 0 and 100.\n"
     assert pytest_wrapped_e.type == SystemExit
     assert pytest_wrapped_e.value.code == 1
@@ -73,7 +73,7 @@ def test_create_enzymes_to_use(capsys):
     miss_cleavage = [1.1, 20, 40]
     res = RapidPeptidesGenerator.create_enzymes_to_use(enzymes, miss_cleavage)
     _, err = capsys.readouterr()
-    assert err == "Warning: Too much miss-cleavage values. Last values will "\
+    assert err == "Warning: Too much miscleavage values. Last values will "\
                   "be ignored.\n"
     assert res.__repr__() == "[Id: 19\nName: Glu-C\nRatio Miss Cleaveage: 1.1"\
                            "0%\nRules: [index=0\nletter=D\ncut=True\npos=1\n,"\
diff --git a/tests/test_core.py b/tests/test_core.py
index 3a721c69ecf9b11a06b8af1a4e760bd54ef90bd0..60aacde527865d3a2482490e98fd938ae18fac4c 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -166,7 +166,7 @@ def test_output_results(capsys, tmpdir):
                                  "8,5.54,F\n"
     # Verbose > 2
     assert out == "\nNumber of cleavage: 4\nCleavage position: 4, 7, 12, 15\n"\
-                  "Number of miss-cleavage: 0\nMiss-cleavage position: \nMiss"\
+                  "Number of miscleavage: 0\nmiscleavage position: \nMiss"\
                   "-cleavage ratio: 0.00%\nSmallest peptide size: 1\nN termin"\
                   "al peptide: WQSD\nC terminal peptide: F\n" + \
                   output_file.read()
diff --git a/tests/test_digest.py b/tests/test_digest.py
index e52af5dd9684d2564c5e859be20daee5aea59980..738ed27d9d4a5eaaaf59c834a0d69021bad369a8 100644
--- a/tests/test_digest.py
+++ b/tests/test_digest.py
@@ -21,8 +21,8 @@ def test_resultonedigestion():
     # Test function '__repr__()'
     res_dig0 = digest.ResultOneDigestion(enz_name, peptides, nb_cleav, pos_mc)
     assert res_dig0.__repr__() == "Number of cleavage: 1\nNumber of miss-clea"\
-                                  "vage: 2\nPositions of miss-cleavage: [2, 3"\
-                                  "]\nRatio of miss-cleavage: 66.666666666666"\
+                                  "vage: 2\nPositions of miscleavage: [2, 3"\
+                                  "]\nRatio of miscleavage: 66.666666666666"\
                                   "66\nPeptides: [Original header: Test\nNo. "\
                                   "peptide: 0\nEnzyme: fake_enzyme\nCleav. po"\
                                   "s: 3\nPep. size: 8\nPep. mass: 1012.98488"\
@@ -114,8 +114,8 @@ def test_resultonedigestion():
     # Test function 'get_more_info()'
     assert res_dig5.get_more_info() == "\nNumber of cleavage: 5\nCleavage pos"\
                                        "ition: 3, 4, 3\nNumber of miss-cleava"\
-                                       "ge: 6\nMiss-cleavage position: 2, 3, "\
-                                       "4, 6, 2, 3\nMiss-cleavage ratio: "\
+                                       "ge: 6\nmiscleavage position: 2, 3, "\
+                                       "4, 6, 2, 3\nmiscleavage ratio: "\
                                        "54.55%\nSmallest peptide size: 8\nN t"\
                                        "erminal peptide: QWSDESDF\nC terminal"\
                                        " peptide: QWSDESDF"
@@ -345,8 +345,8 @@ def test_digest_from_input(capsys, tmpdir):
     seq = "WQSDESDFZQSDESDF"
     res = digest.digest_from_input(seq, enzymes, mode)
     assert res[0][0].__repr__() == "Number of cleavage: 4\nNumber of miss-cle"\
-                                   "avage: 0\nPositions of miss-cleavage: []"\
-                                   "\nRatio of miss-cleavage: 0.0\nPeptides: "\
+                                   "avage: 0\nPositions of miscleavage: []"\
+                                   "\nRatio of miscleavage: 0.0\nPeptides: "\
                                    "[Original header: Input\nNo. peptide: 0"\
                                    "\nEnzyme: fake_enzyme1\nCleav. pos: 4\nPe"\
                                    "p. size: 4\nPep. mass: 534.52598\nPep. pI"\
@@ -371,8 +371,8 @@ def test_digest_from_input(capsys, tmpdir):
     fasta_file.write(">Fake1\nWQSDESDFZQS\nDESDF\n>Fake2\nNPHARDORCOMPLET")
     res = digest.digest_from_input(str(fasta_file), enzymes, mode)
     assert res[0][0].__repr__() == "Number of cleavage: 4\nNumber of miss-cle"\
-                                   "avage: 0\nPositions of miss-cleavage: []"\
-                                   "\nRatio of miss-cleavage: 0.0\nPeptides: "\
+                                   "avage: 0\nPositions of miscleavage: []"\
+                                   "\nRatio of miscleavage: 0.0\nPeptides: "\
                                    "[Original header: Fake1\nNo. peptide: 0\n"\
                                    "Enzyme: fake_enzyme1\nCleav. pos: 4\nPep."\
                                    " size: 4\nPep. mass: 534.52598\nPep. pI: "\
@@ -392,8 +392,8 @@ def test_digest_from_input(capsys, tmpdir):
                                    " 16\nPep. size: 1\nPep. mass: 165.19188\n"\
                                    "Pep. pI: 5.54\nSequence: F\n]\n"
     assert res[1][0].__repr__() == "Number of cleavage: 0\nNumber of miss-cle"\
-                                   "avage: 0\nPositions of miss-cleavage: []"\
-                                   "\nRatio of miss-cleavage: 0\nPeptides: [O"\
+                                   "avage: 0\nPositions of miscleavage: []"\
+                                   "\nRatio of miscleavage: 0\nPeptides: [O"\
                                    "riginal header: Fake2\nNo. peptide: 0\nEn"\
                                    "zyme: fake_enzyme1\nCleav. pos: 0\nPep. s"\
                                    "ize: 15\nPep. mass: 2014.35098\nPep. pI: "\
@@ -405,8 +405,8 @@ def test_digest_from_input(capsys, tmpdir):
                      "ke2\nNPHARDORCOMPLET\n+Fake2\nnNPHARDORCOMPLET\n")
     res = digest.digest_from_input(str(fastq_file), enzymes, mode)
     assert res[0][0].__repr__() == "Number of cleavage: 4\nNumber of miss-cle"\
-                                   "avage: 0\nPositions of miss-cleavage: []"\
-                                   "\nRatio of miss-cleavage: 0.0\nPeptides: "\
+                                   "avage: 0\nPositions of miscleavage: []"\
+                                   "\nRatio of miscleavage: 0.0\nPeptides: "\
                                    "[Original header: Fake1\nNo. peptide: 0\n"\
                                    "Enzyme: fake_enzyme1\nCleav. pos: 4\nPep."\
                                    " size: 4\nPep. mass: 534.52598\nPep. pI: "\
@@ -426,8 +426,8 @@ def test_digest_from_input(capsys, tmpdir):
                                    " 16\nPep. size: 1\nPep. mass: 165.19188\n"\
                                    "Pep. pI: 5.54\nSequence: F\n]\n"
     assert res[1][0].__repr__() == "Number of cleavage: 0\nNumber of miss-cle"\
-                                   "avage: 0\nPositions of miss-cleavage: []"\
-                                   "\nRatio of miss-cleavage: 0\nPeptides: [O"\
+                                   "avage: 0\nPositions of miscleavage: []"\
+                                   "\nRatio of miscleavage: 0\nPeptides: [O"\
                                    "riginal header: Fake2\nNo. peptide: 0\nEn"\
                                    "zyme: fake_enzyme1\nCleav. pos: 0\nPep. s"\
                                    "ize: 15\nPep. mass: 2014.35098\nPep. pI: "\