diff --git a/devenv/README.md b/devenv/README.md
index a4e21ce..3dd87be 100644
--- a/devenv/README.md
+++ b/devenv/README.md
@@ -1,6 +1,6 @@
 # Development environment for the plugin
 
-This docker environments contain preconfigured Zabbix instance with several monitored hosts and preconfigured Grafana with added data source and dashboards for testing. Environment uses plugin built
+This docker environment contains preconfigured Zabbix instance with several monitored hosts and preconfigured Grafana with added data source and dashboards for testing. Environment uses plugin built
 from sources, so in order to start environment, run commands from plugin root directory:
 
 ```shell