diff --git a/website/docs/guides/upgrading_to_version_6.html.markdown b/website/docs/guides/upgrading_to_version_6.html.markdown
index 34c8d6a9..244b455e 100644
--- a/website/docs/guides/upgrading_to_version_6.html.markdown
+++ b/website/docs/guides/upgrading_to_version_6.html.markdown
@@ -54,7 +54,7 @@ provider "selectel" {
 
 ```
 
-3. If you use environment variables `SEL_PROJECT_ID` or `SEL_REGION` you must rename them as `INFRA_PROJECT_ID` and `INFRA_REGION` respectively.
+3. If you use environment variables `SEL_PROJECT_ID` or `SEL_REGION` you must rename them to `INFRA_PROJECT_ID` and `INFRA_REGION` respectively.
 4. To download the new version, initialize the Terraform configuration.
 
    ```bash