diff --git a/api/go1.16.txt b/api/go1.16.txt
index baac5379f8..8a8c6b8860 100644
--- a/api/go1.16.txt
+++ b/api/go1.16.txt
@@ -395,7 +395,6 @@ pkg runtime/metrics, type Description struct, Cumulative bool
 pkg runtime/metrics, type Description struct, Description string
 pkg runtime/metrics, type Description struct, Kind ValueKind
 pkg runtime/metrics, type Description struct, Name string
-pkg runtime/metrics, type Description struct, StopTheWorld bool
 pkg runtime/metrics, type Float64Histogram struct
 pkg runtime/metrics, type Float64Histogram struct, Buckets []float64
 pkg runtime/metrics, type Float64Histogram struct, Counts []uint64
diff --git a/src/runtime/metrics/description.go b/src/runtime/metrics/description.go
index 01c8a685ee..716802e9a2 100644
--- a/src/runtime/metrics/description.go
+++ b/src/runtime/metrics/description.go
@@ -46,10 +46,6 @@ type Description struct {
 	//
 	// This flag thus indicates whether or not it's useful to compute a rate from this value.
 	Cumulative bool
-
-	// StopTheWorld is whether or not the metric requires a stop-the-world
-	// event in order to collect it.
-	StopTheWorld bool
 }
 
 // The English language descriptions below must be kept in sync with the