diff --git a/CITATION.cff b/CITATION.cff
index 4f5c33e..a2f14d4 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -4,5 +4,5 @@ authors:
   - family-names: Haghpanah
     given-names: Mohammad Amin
 title: "gym-mtsim"
-version: 1.0.0
-date-released: 2021-09-07
+version: 1.1.0
+date-released: 2021-09-09
diff --git a/setup.py b/setup.py
index 83903c5..c13e41d 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='gym_mtsim',
-    version='1.0.0',
+    version='1.1.0',
     packages=find_packages(),
 
     author='AminHP',