diff --git a/.gitignore b/.gitignore
index d267d15c74d..a5113933f5f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -73,6 +73,7 @@ db_home
 ipch/
 libpython*.a
 libpython*.so*
+libpython*.dylib
 platform
 pybuilddir.txt
 pyconfig.h
diff --git a/.hgignore b/.hgignore
index a13be7f9c22..a3ffcf4dd7d 100644
--- a/.hgignore
+++ b/.hgignore
@@ -44,6 +44,7 @@ Parser/pgen$
 syntax: glob
 libpython*.a
 libpython*.so*
+libpython*.dylib
 *.swp
 *.o
 *.pyc