diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
index ed14c6b..5022521 100644
--- a/docs/misc/changelog.rst
+++ b/docs/misc/changelog.rst
@@ -3,9 +3,11 @@
 Changelog
 ==========
 
-Release 1.1.0a11 (WIP)
+Release 1.1.0 (2021-07-01)
 -------------------------------
 
+**Dictionary observation support and timeout handling**
+
 Breaking Changes:
 ^^^^^^^^^^^^^^^^^
 - Added support for Dictionary observation spaces (cf. SB3 doc)
diff --git a/sb3_contrib/version.txt b/sb3_contrib/version.txt
index a149840..9084fa2 100644
--- a/sb3_contrib/version.txt
+++ b/sb3_contrib/version.txt
@@ -1 +1 @@
-1.1.0a11
+1.1.0
diff --git a/setup.py b/setup.py
index 023bdad..87fedc3 100644
--- a/setup.py
+++ b/setup.py
@@ -62,7 +62,7 @@ setup(
     packages=[package for package in find_packages() if package.startswith("sb3_contrib")],
     package_data={"sb3_contrib": ["py.typed", "version.txt"]},
     install_requires=[
-        "stable_baselines3>=1.1.0a11",
+        "stable_baselines3>=1.1.0",
     ],
     description="Contrib package of Stable Baselines3, experimental code.",
     author="Antonin Raffin",