1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index b6a712d..3f45fa1 100644
--- a/setup.py
+++ b/setup.py
@@ -97,7 +97,7 @@ class MyInstallLib(install_lib.install_lib):
 
 def main():
     install_requires = [
-        "ruamel.base",
+        "ruamel.base==0.3",
     ]
     if sys.version_info[:2] == (2, 6):
         install_requires.append("argparse")