diff --git a/go.mod b/go.mod
index 09ebeef..cbc5770 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/dipdup-net/metadata
 
-go 1.16
+go 1.15
 
 // replace github.com/dipdup-net/go-lib => ../go-lib