diff --git a/README.md b/README.md
index 38719c5cb70ea6f0e96521f34586dd78e01a15d6..3bccac4892b143cf1f5e23befe8d71cea1eb8f8d 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Participants will have to submit their code, with packaging specifications, and
 
 - **Anaconda** (By following instructions [here](https://www.anaconda.com/download)) At least version `4.5.11` is required to correctly populate `environment.yml`.
 - **flatland-rl** (By following instructions [here](http://flatland-rl-docs.s3-website.eu-central-1.amazonaws.com/readme.html))
-  **IMPORTANT** : Please note that you will need `flatland-rl` version `>=2.1.3` to be able to submit.
+  **IMPORTANT** : Please note that you will need `flatland-rl` version `>=2.1.7` to be able to submit.
 
 
 ### Setup
diff --git a/environment.yml b/environment.yml
index bd5235878268bc7997b59bbfc7c5ea235527ee7c..a0501b9b7c8b24a30a25766e727fa41135d4adad 100644
--- a/environment.yml
+++ b/environment.yml
@@ -71,7 +71,7 @@ dependencies:
     - crowdai-api==0.1.21
     - cycler==0.10.0
     - filelock==3.0.12
-    - flatland-rl==2.1.6
+    - flatland-rl==2.1.7
     - future==0.17.1
     - gym==0.14.0
     - idna==2.8