diff --git a/README.md b/README.md
index 42bd18b..ba523a5 100644
--- a/README.md
+++ b/README.md
@@ -80,7 +80,7 @@ documents. Your code owns the document bytes.
 
 | Item | Requirement |
 | --- | --- |
-| Go | 1.27.3 |
+| Go | 1.27.4 |
 | Weir server | Reachable at a `host:port` address. In Kubernetes, use a headless Service. |
 | Collections and indices | Must exist before typed reads and mutations. `Native` can create them. |
 | Docker | For the quick start only |
diff --git a/go.mod b/go.mod
index faaed21..28c9fdd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/batchstream/weir-go
 
-go 1.27.3
+go 1.27.4
 
 require (
 	github.com/batchstream/weir-protocol v0.17.0