diff --git a/kmip/pie/client.py b/kmip/pie/client.py
index bb648b1..f01f5fe 100644
--- a/kmip/pie/client.py
+++ b/kmip/pie/client.py
@@ -131,7 +131,7 @@ class ProxyKmipClient(object):
                 self.proxy.open()
                 self._is_open = True
             except Exception as e:
-                self.logger.exception("could not open client connection", e)
+                self.logger.error("could not open client connection: %s", e)
                 raise
 
     def close(self):
@@ -148,7 +148,7 @@ class ProxyKmipClient(object):
                 self.proxy.close()
                 self._is_open = False
             except Exception as e:
-                self.logger.exception("could not close client connection", e)
+                self.logger.error("could not close client connection: %s", e)
                 raise
 
     @is_connected