diff --git a/internal/flag/flags.go b/internal/flag/flags.go
index 92fdd9f..d1dc25a 100644
--- a/internal/flag/flags.go
+++ b/internal/flag/flags.go
@@ -94,6 +94,6 @@ var (
 	EOConfigFlag = &cli.StringFlag{
 		Name:    "eoconfig",
 		Usage:   "eoconfig contract address",
-		EnvVars: []string{"EO_EOCONFIG"},
+		EnvVars: []string{"EO_CONFIG"},
 	}
 )