diff --git a/executor/go.mod b/executor/go.mod
index 814b07c43b..fb9fc0d0c5 100644
--- a/executor/go.mod
+++ b/executor/go.mod
@@ -3,14 +3,24 @@ module github.com/seldonio/seldon-core/executor
 go 1.12
 
 require (
-	github.com/cloudevents/sdk-go v1.2.0
+	cloud.google.com/go v0.40.0 // indirect
+	contrib.go.opencensus.io/exporter/ocagent v0.4.12 // indirect
+	contrib.go.opencensus.io/exporter/prometheus v0.1.0 // indirect
+	github.com/Azure/azure-sdk-for-go v30.1.0+incompatible // indirect
+	github.com/Azure/go-autorest/autorest/to v0.2.0 // indirect
+	github.com/Azure/go-autorest/autorest/validation v0.1.0 // indirect
+	github.com/cloudevents/sdk-go v2.12.0+incompatible
 	github.com/confluentinc/confluent-kafka-go v1.4.2
+	github.com/fortytw2/leaktest v1.3.0 // indirect
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-logr/logr v0.1.0
 	github.com/golang/protobuf v1.4.2
 	github.com/google/uuid v1.1.2
 	github.com/gorilla/mux v1.8.0
 	github.com/grpc-ecosystem/go-grpc-middleware v1.2.1
+	github.com/kelseyhightower/envconfig v1.4.0 // indirect
+	github.com/kr/pretty v0.2.0 // indirect
+	github.com/lightstep/tracecontext.go v0.0.0-20181129014701-1757c391b1ac // indirect
 	github.com/onsi/gomega v1.10.4
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/pkg/errors v0.9.1
@@ -20,12 +30,15 @@ require (
 	github.com/tensorflow/tensorflow/tensorflow/go/core v0.0.0-00010101000000-000000000000
 	github.com/uber/jaeger-client-go v2.25.0+incompatible
 	github.com/uber/jaeger-lib v2.2.0+incompatible // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	go.uber.org/zap v1.16.0
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
+	google.golang.org/api v0.15.0 // indirect
 	google.golang.org/grpc v1.32.0
 	gotest.tools v2.2.0+incompatible
 	k8s.io/api v0.18.8
 	k8s.io/apimachinery v0.18.8
+	pack.ag/amqp v0.11.0 // indirect
 	sigs.k8s.io/controller-runtime v0.6.4
 )
 
diff --git a/executor/go.sum b/executor/go.sum
index afbdc4a4d7..7652b65d4d 100644
--- a/executor/go.sum
+++ b/executor/go.sum
@@ -293,6 +293,8 @@ github.com/cloudevents/sdk-go v0.0.0-20190509003705-56931988abe3/go.mod h1:j1nZW
 github.com/cloudevents/sdk-go v1.0.0/go.mod h1:3TkmM0cFqkhCHOq5JzzRU/RxRkwzoS8TZ+G448qVTog=
 github.com/cloudevents/sdk-go v1.2.0 h1:2AxI14EJUw1PclJ5gZJtzbxnHIfNMdi76Qq3P3G1BRU=
 github.com/cloudevents/sdk-go v1.2.0/go.mod h1:ss+jWJ88wypiewnPEzChSBzTYXGpdcILoN9YHk8uhTQ=
+github.com/cloudevents/sdk-go v2.12.0+incompatible h1:RlBcsOT2Vht+fB+EEOiS8vYDRTItdB68LRp40leb+RY=
+github.com/cloudevents/sdk-go v2.12.0+incompatible/go.mod h1:xV7GfuhjnJoK6+2MgCk3kfkoO4YRIuARdY3UpSwGz+U=
 github.com/cloudevents/sdk-go/v2 v2.0.0/go.mod h1:3CTrpB4+u7Iaj6fd7E2Xvm5IxMdRoaAhqaRVnOr2rCU=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
 github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=