diff --git a/go.mod b/go.mod
index 03383087..abcaa321 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/hyperledger-twgc/tape
 
-go 1.21
+go 1.23
 
 require (
 	github.com/gogo/protobuf v1.3.2