diff --git a/concurrency/limited_concurrency_singleflight.go b/concurrency/limited_concurrency_singleflight.go
index b67acdbd3..07aad32e6 100644
--- a/concurrency/limited_concurrency_singleflight.go
+++ b/concurrency/limited_concurrency_singleflight.go
@@ -7,8 +7,8 @@ import (
 	"github.com/grafana/dskit/multierror"
 )
 
-// LimitedConcurrencySingleFlight ensures that for any number of concurrent ForEachNotInFlight calls each with any number of tokens only up to maxConcurrent f
-// invocations are executing concurrently. See the docs of ForEachNotInFlight for the uniqueness semantics of tokens.
+// LimitedConcurrencySingleFlight ensures that across all concurrent calls to ForEachNotInFlight, only up to maxConcurrent
+// tokens are running concurrently. See the docs of ForEachNotInFlight for the uniqueness semantics of tokens.
 type LimitedConcurrencySingleFlight struct {
 	inflightTokensMx sync.Mutex
 	inflightTokens   map[string]struct{}