missing comma fix

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index feb87da4..accf1c68 100644
--- a/README.md
+++ b/README.md
@@ -95,7 +95,7 @@ if errorIndication:  # SNMP engine errors
     print(errorIndication)
 else:
     if errorStatus:  # SNMP agent errors
-        print(%s at %s' % (errorStatus.prettyPrint(), varBinds[int(errorIndex)-1] if errorIndex else '?'))
+        print('%s at %s' % (errorStatus.prettyPrint(), varBinds[int(errorIndex)-1] if errorIndex else '?'))
     else:
         for varBind in varBinds:  # SNMP response contents
             print(' = '.join([x.prettyPrint() for x in varBind]))