diff --git a/CHANGES.md b/CHANGES.md
index f1d6c2e0..150f06c7 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -22,6 +22,7 @@
 * Update Requests library to 2.7.0 (5d6d1bc)
 * Update SimpleJSON library 3.7.3 to 3.8.0 (a37a9bd)
 * Update Tornado Web Server 4.2 to 4.3.dev1 (1b6157d)
+* Update change to suppress reporting of Tornado exception error 1 to updated package (ref:hacks.txt)
 
 
 ### 0.10.0 (2015-08-06 11:05:00 UTC)
diff --git a/tornado/http1connection.py b/tornado/http1connection.py
index 6226ef7a..5d6f4c21 100644
--- a/tornado/http1connection.py
+++ b/tornado/http1connection.py
@@ -698,8 +698,9 @@ class HTTP1ServerConnection(object):
                     # This exception was already logged.
                     conn.close()
                     return
-                except Exception:
-                    gen_log.error("Uncaught exception", exc_info=True)
+                except Exception as e:
+                    if 1 != e.errno:
+                        gen_log.error("Uncaught exception", exc_info=True)
                     conn.close()
                     return
                 if not ret:
diff --git a/tornado/iostream.py b/tornado/iostream.py
index c5d3e2c9..706d3938 100644
--- a/tornado/iostream.py
+++ b/tornado/iostream.py
@@ -648,7 +648,8 @@ class BaseIOStream(object):
         except UnsatisfiableReadError:
             raise
         except Exception as e:
-            gen_log.warning("error on read: %s" % e)
+            if 1 != e.errno:
+                gen_log.warning("error on read: %s" % e)
             self.close(exc_info=True)
             return
         if pos is not None: