diff --git a/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/metrics/metrics.go b/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/metrics/metrics.go
index cf3205a9a93..91a7999680d 100644
--- a/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/metrics/metrics.go
+++ b/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/metrics/metrics.go
@@ -18,6 +18,7 @@ package metrics
 
 import (
 	"context"
+
 	"k8s.io/component-base/metrics"
 )
 
@@ -35,8 +36,8 @@ var (
 	RequestBodySizes = metrics.NewHistogramVec(
 		&metrics.HistogramOpts{
 			Subsystem: "apiserver",
-			Name:      "request_body_sizes",
-			Help:      "Apiserver request body sizes broken out by size.",
+			Name:      "request_body_size_bytes",
+			Help:      "Apiserver request body size in bytes broken out by resource and verb.",
 			// we use 0.05 KB as the smallest bucket with 0.1 KB increments up to the
 			// apiserver limit.
 			Buckets:        metrics.LinearBuckets(50000, 100000, 31),
diff --git a/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/rest_test.go b/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/rest_test.go
index b0165e23fd2..465986319a3 100644
--- a/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/rest_test.go
+++ b/staging/src/k8s.io/apiserver/pkg/endpoints/handlers/rest_test.go
@@ -134,42 +134,42 @@ func TestLimitedReadBody(t *testing.T) {
 			requestBody: strings.NewReader("aaaa"),
 			limit:       5,
 			expectedMetrics: `
-        # HELP apiserver_request_body_sizes [ALPHA] Apiserver request body sizes broken out by size.
-        # TYPE apiserver_request_body_sizes histogram
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="50000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="150000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="250000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="350000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="450000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="550000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="650000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="750000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="850000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="950000"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.05e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.15e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.25e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.35e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.45e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.55e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.65e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.75e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.85e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="1.95e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.05e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.15e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.25e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.35e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.45e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.55e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.65e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.75e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.85e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="2.95e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="3.05e+06"} 1
-        apiserver_request_body_sizes_bucket{resource="resource.group",verb="create",le="+Inf"} 1
-        apiserver_request_body_sizes_sum{resource="resource.group",verb="create"} 4
-        apiserver_request_body_sizes_count{resource="resource.group",verb="create"} 1
+        # HELP apiserver_request_body_size_bytes [ALPHA] Apiserver request body size in bytes broken out by resource and verb.
+        # TYPE apiserver_request_body_size_bytes histogram
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="50000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="150000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="250000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="350000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="450000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="550000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="650000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="750000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="850000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="950000"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.05e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.15e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.25e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.35e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.45e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.55e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.65e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.75e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.85e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="1.95e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.05e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.15e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.25e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.35e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.45e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.55e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.65e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.75e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.85e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="2.95e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="3.05e+06"} 1
+        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="+Inf"} 1
+        apiserver_request_body_size_bytes_sum{resource="resource.group",verb="create"} 4
+        apiserver_request_body_size_bytes_count{resource="resource.group",verb="create"} 1
 `,
 			expectedErr: false,
 		},
@@ -192,7 +192,7 @@ func TestLimitedReadBody(t *testing.T) {
 				}
 				return
 			}
-			if err = testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(tc.expectedMetrics), "apiserver_request_body_sizes"); err != nil {
+			if err = testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(tc.expectedMetrics), "apiserver_request_body_size_bytes"); err != nil {
 				t.Errorf("unexpected err: %v", err)
 			}
 		})