diff --git a/README.md b/README.md
index 0802445..f3b938c 100644
--- a/README.md
+++ b/README.md
@@ -13,5 +13,7 @@ The `cert.pem` and `key.pem` file will be created and updated in `/output/certs`
 * `/opt/adguardhome/conf/certs/key.pem`
 
 ## Environment Variables
-||ENV||Default||Description||
-|CERT_SUBFOLDER|`/certs`|The subfolder in `/output` where the certifcate files are being written to| 
\ No newline at end of file
+
+|Envvar|Default value|Description|
+|---|---|---|
+|CERT_SUBFOLDER|`/certs`|The subfolder in `/output` where the certifcate files are being written to|