diff --git a/ipalib/pkcs10.py b/ipalib/pkcs10.py
index 7145c13d4..a99351929 100644
--- a/ipalib/pkcs10.py
+++ b/ipalib/pkcs10.py
@@ -20,7 +20,6 @@
 from __future__ import print_function
 
 import binascii
-import sys
 from cryptography.hazmat.backends import default_backend
 import cryptography.x509
 
@@ -55,12 +54,3 @@ def load_certificate_request(data):
     except binascii.Error as e:
         raise ValueError(e)
     return cryptography.x509.load_der_x509_csr(data, default_backend())
-
-
-if __name__ == '__main__':
-    # Read PEM request from stdin and print out its components
-
-    csrlines = sys.stdin.readlines()
-    csr = ''.join(csrlines)
-
-    print(load_certificate_request(csr))
diff --git a/ipalib/x509.py b/ipalib/x509.py
index 7f7a89c31..e1c386705 100644
--- a/ipalib/x509.py
+++ b/ipalib/x509.py
@@ -35,7 +35,6 @@ from __future__ import print_function
 import binascii
 import datetime
 import ipaddress
-import sys
 import base64
 import re
 
@@ -486,17 +485,3 @@ def format_datetime(t):
     if t.tzinfo is None:
         t = t.replace(tzinfo=UTC())
     return unicode(t.strftime("%a %b %d %H:%M:%S %Y %Z"))
-
-
-if __name__ == '__main__':
-    # this can be run with:
-    # python ipalib/x509.py < /etc/ipa/ca.crt
-
-    # Read PEM cert from stdin and print out its components
-
-    certlines = sys.stdin.readlines()
-    cert = ''.join(certlines)
-
-    cert = load_certificate(cert)
-
-    print(cert)