diff --git a/CHANGES.md b/CHANGES.md
index c870191e..c79deac6 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -3,6 +3,7 @@
 * Update unidecode library 0.04.11 to 0.04.18 (fd57cbf)
 * Update xmltodict library 0.9.2 (579a005) to 0.9.2 (eac0031)
 * Update Tornado Web Server 4.3.dev1 (1b6157d) to 4.4.dev1 (c2b4d05)
+* Update change to suppress reporting of Tornado exception error 1 to updated package (ref:hacks.txt)
 
 
 ### 0.11.0 (2016-01-10 22:30:00 UTC)
diff --git a/lib/tornado/http1connection.py b/lib/tornado/http1connection.py
index 71f0790d..29c6cd9a 100644
--- a/lib/tornado/http1connection.py
+++ b/lib/tornado/http1connection.py
@@ -711,8 +711,9 @@ 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/lib/tornado/iostream.py b/lib/tornado/iostream.py
index 4e304f89..7f071421 100644
--- a/lib/tornado/iostream.py
+++ b/lib/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: