diff --git a/README b/README
index bfc355d..b5d58bf 100644
--- a/README
+++ b/README
@@ -10,5 +10,5 @@ Usage
 
 Environment variables
 ---------------------
-* STCLI_ENGINE
-* STCLI_INSTANCE
+* SUWAKO_ENGINE
+* SUWAKO_INSTANCE