diff --git a/go.mod b/go.mod
index 854b51a..3f07274 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/aws/aws-dax-go
 go 1.11
 
 require (
-	github.com/antlr/antlr4 v0.0.0-20181218183524-be58ebffde8e
+	github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20210930093333-01de314d7883
 	github.com/aws/aws-sdk-go v1.36.22
 	github.com/gofrs/uuid v3.3.0+incompatible
 	github.com/stretchr/testify v1.5.1
diff --git a/go.sum b/go.sum
index 3a25d02..7d8497b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/antlr/antlr4 v0.0.0-20181218183524-be58ebffde8e h1:yxMh4HIdsSh2EqxUESWvzszYMNzOugRyYCeohfwNULM=
-github.com/antlr/antlr4 v0.0.0-20181218183524-be58ebffde8e/go.mod h1:T7PbCXFs94rrTttyxjbyT5+/1V8T2TYDejxUfHJjw1Y=
+github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20210930093333-01de314d7883 h1:BW7yRyTdwK1X0ct2OFNr8HLgZBp98nY+El57KZfDHYo=
+github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20210930093333-01de314d7883/go.mod h1:F7bn7fEU90QkQ3tnmaTx3LTKLEDqnwWODIYppRQ5hnY=
 github.com/aws/aws-sdk-go v1.36.22 h1:kkQdiotYI9RlGoAoMPbQyHKsl9oyT+vz/w2cN6EUZKs=
 github.com/aws/aws-sdk-go v1.36.22/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=