diff --git a/tools/update-api.sh b/tools/update-api.sh
index ecbf7a47b..78b9619df 100755
--- a/tools/update-api.sh
+++ b/tools/update-api.sh
@@ -46,10 +46,6 @@ curl -sL https://github.com/envoyproxy/protoc-gen-validate/archive/v${PGV_VERSIO
 mkdir -p "${protodir}/validate"
 cp -r protoc-gen-validate-*/validate/* "${protodir}/validate"
 
-curl -sL https://github.com/census-instrumentation/opencensus-proto/archive/v${OPENCENSUS_VERSION}.tar.gz | tar xz --wildcards '*.proto'
-mkdir -p "${protodir}/opencensus/proto"
-cp -r opencensus-proto-*/src/opencensus/proto/* "${protodir}/opencensus/proto"
-
 curl -sL https://github.com/prometheus/client_model/archive/v${PROMETHEUS_SHA}.tar.gz | tar xz --wildcards '*.proto'
 mkdir -p "${protodir}/io/prometheus/client/"
 cp client_model-*/io/prometheus/client/metrics.proto "${protodir}/io/prometheus/client/"
diff --git a/tools/update-sha.sh b/tools/update-sha.sh
index 54d25ecad..290ad8719 100755
--- a/tools/update-sha.sh
+++ b/tools/update-sha.sh
@@ -36,9 +36,6 @@ PGV_GIT_DATE=$(find_date "$CURL_OUTPUT" com_envoyproxy_protoc_gen_validate)
 PROMETHEUS_SHA=$(find_sha "$CURL_OUTPUT" prometheus_metrics_model)
 PROMETHEUS_DATE=$(find_date "$CURL_OUTPUT" prometheus_metrics_model)
 
-OPENCENSUS_SHA=$(find_sha "$CURL_OUTPUT" opencensus_proto)
-OPENCENSUS_DATE=$(find_date "$CURL_OUTPUT" opencensus_proto)
-
 XDS_SHA=$(find_sha "$CURL_OUTPUT" com_github_cncf_xds)
 XDS_DATE=$(find_date "$CURL_OUTPUT" com_github_cncf_xds)
 
@@ -57,7 +54,6 @@ ENVOY_SHA=\"$ENVOY_VERSION\"
 GOOGLEAPIS_SHA=\"$GOOGLEAPIS_SHA\"  # $GOOGLEAPIS_DATE
 PGV_VERSION=\"$PGV_GIT_SHA\"  # $PGV_GIT_DATE
 PROMETHEUS_SHA=\"$PROMETHEUS_SHA\"  # $PROMETHEUS_DATE
-OPENCENSUS_VERSION=\"$OPENCENSUS_SHA\"  # $OPENCENSUS_DATE
 OPENTELEMETRY_VERSION=\"$OPENTELEMETRY_SHA\"  # $OPENTELEMETRY_DATE
 CEL_VERSION=\"$CEL_SHA\"  # $CEL_DATE
 XDS_SHA=\"$XDS_SHA\"  # $XDS_DATE