diff --git a/doc/source/ostestr.rst b/doc/source/ostestr.rst
index 9bfdd87..7e1766a 100644
--- a/doc/source/ostestr.rst
+++ b/doc/source/ostestr.rst
@@ -122,13 +122,13 @@ This will do a straight passthrough of the provided regex to testr.
 When ostestr is asked to do more complex test selection than a sinlge regex,
 it will ask testr for a full list of tests than passing the filtered test list
 back to testr.
-ostestr allows you do to do simple test exclusion via apssing rejection/black regexp::
+ostestr allows you do to do simple test exclusion via apssing rejection/black regex::
 
-    $ ostestr --back-regex 'slow_tests|bad_tests'
+    $ ostestr --black-regex 'slow_tests|bad_tests'
 
 ostestr also allow you to combine these argumants::
 
-    $ ostestr --regex ui\.interface --back-regexp 'slow_tests|bad_tests'
+    $ ostestr --regex ui\.interface --black-regex 'slow_tests|bad_tests'
 
 Here first we selected all tests which  matches to 'ui\.interface',
 than we are dropping all test which matches
@@ -147,7 +147,7 @@ start of a comment on a line. For example::
     ^regex1 # Excludes these tests
     .*regex2 # exclude those tests
 
-The regexp used in the blacklist File or passed as argument, will be used
+The regex used in the blacklist File or passed as argument, will be used
 to drop tests from the initial selection list.
 Will generate a list which will exclude both any tests
 matching '^regex1' and '.*regex2'. If a blacklist file is used in conjunction
diff --git a/os_testr/ostestr.py b/os_testr/ostestr.py
index 0af3832..990f088 100755
--- a/os_testr/ostestr.py
+++ b/os_testr/ostestr.py
@@ -60,8 +60,8 @@ def get_parser(args):
                         help='Test rejection regex. If a test cases name '
                         'matches on re.search() operation , '
                         'it will be removed from the final test list. '
-                        'Effectively the black-regexp is added to '
-                        ' black regexp list, but you do need to edit a file. '
+                        'Effectively the black-regex is added to '
+                        ' black regex list, but you do need to edit a file. '
                         'The black filtering happens after the initial '
                         ' white selection, which by default is everything.')
     pretty = parser.add_mutually_exclusive_group()
diff --git a/os_testr/testlist_builder.py b/os_testr/testlist_builder.py
index 4a8175f..649d2c7 100644
--- a/os_testr/testlist_builder.py
+++ b/os_testr/testlist_builder.py
@@ -70,7 +70,7 @@ def construct_list(blacklist_file, whitelist_file, regex, black_regex,
         black_data = None
 
     if black_regex:
-        msg = "Skipped bacuse of regexp provided as a command line argument:"
+        msg = "Skipped because of regex provided as a command line argument:"
         record = (re.compile(black_regex), msg, [])
         if black_data:
             black_data.append(record)
diff --git a/os_testr/tests/testlist_builder.py b/os_testr/tests/testlist_builder.py
index 30fbabe..9a99d19 100644
--- a/os_testr/tests/testlist_builder.py
+++ b/os_testr/tests/testlist_builder.py
@@ -38,7 +38,7 @@ class TestBlackReader(base.TestCase):
             self.assertEqual(r[2], [])
             if r[1] == 'note':
                 note_cnt += 1
-            self.assertIn('search', dir(r[0]))  # like a compiled regexp
+            self.assertIn('search', dir(r[0]))  # like a compiled regex
         self.assertEqual(note_cnt, 4)