diff --git a/pyreadline/lineeditor/history.py b/pyreadline/lineeditor/history.py
index a538dd0..c9f4850 100644
--- a/pyreadline/lineeditor/history.py
+++ b/pyreadline/lineeditor/history.py
@@ -249,7 +249,6 @@ class LineHistory(object):
         return q
 
 if __name__ == "__main__":
-    import pdb
     q = LineHistory()
     r = LineHistory()
     s = LineHistory()
diff --git a/pyreadline/rlmain.py b/pyreadline/rlmain.py
index 60b9849..bacce28 100644
--- a/pyreadline/rlmain.py
+++ b/pyreadline/rlmain.py
@@ -32,7 +32,6 @@ if in_ironpython:#ironpython does not provide a prompt string to readline
     default_prompt = ">>> "
 else:
     default_prompt = ""
-    import pdb
 
 
 class MockConsoleError(Exception):
diff --git a/pyreadline/test/test_emacs.py b/pyreadline/test/test_emacs.py
index c091d7b..8f8fe05 100644
--- a/pyreadline/test/test_emacs.py
+++ b/pyreadline/test/test_emacs.py
@@ -9,7 +9,6 @@
 from __future__ import print_function, unicode_literals, absolute_import
 
 import sys, unittest
-import pdb
 sys.path.insert(0, '../..')
 from pyreadline.modes.emacs import *
 from pyreadline import keysyms
diff --git a/pyreadline/test/test_vi.py b/pyreadline/test/test_vi.py
index ab77b01..1b362cb 100644
--- a/pyreadline/test/test_vi.py
+++ b/pyreadline/test/test_vi.py
@@ -7,7 +7,7 @@
 #*****************************************************************************
 from __future__ import print_function, unicode_literals, absolute_import
 
-import sys, unittest,pdb
+import sys, unittest
 sys.path.insert(0, '../..')
 from pyreadline.modes.vi import *
 from pyreadline import keysyms