diff --git a/pdfminer/ccitt.py b/pdfminer/ccitt.py
index 7e2dcb3..f8d269e 100644
--- a/pdfminer/ccitt.py
+++ b/pdfminer/ccitt.py
@@ -723,12 +723,12 @@ def ccittfaxdecode(data, params):
 
 # test
 def main(argv):
-    import pygame
     if not argv[1:]:
         return unittest.main()
 
     class Parser(CCITTG4Parser):
         def __init__(self, width, bytealign=False):
+            import pygame
             CCITTG4Parser.__init__(self, width, bytealign=bytealign)
             self.img = pygame.Surface((self.width, 1000))
             return
@@ -742,6 +742,7 @@ def main(argv):
             return
 
         def close(self):
+            import pygame
             pygame.image.save(self.img, 'out.bmp')
             return
     for path in argv[1:]: