diff --git a/go.mod b/go.mod
index 462fbea..2d8fefc 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.21
 
 require (
 	github.com/bitly/go-simplejson v0.5.0
-	github.com/phyer/core v0.1.26
+	github.com/phyer/core v0.1.18
 	github.com/phyer/v5sdkgo v0.1.4
 )