diff --git a/CHANGES.txt b/CHANGES.txt
index 2bdfdda..a7ffcb4 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,7 +1,7 @@
 CHANGES
 =======
 
-1.1.0 (2017-MM-DD)
+1.1.0 (2017-08-21)
 ------------------
 
 * Drop python 3.4 support
diff --git a/aiohttp_sse/__init__.py b/aiohttp_sse/__init__.py
index 3b3c97e..df11645 100644
--- a/aiohttp_sse/__init__.py
+++ b/aiohttp_sse/__init__.py
@@ -8,7 +8,7 @@
 from .helpers import _ContextManager
 
 
-__version__ = '1.1.0-dev'
+__version__ = '1.1.0'
 __all__ = ['EventSourceResponse', 'sse_response']