diff --git a/internal/debug/api.go b/internal/debug/api.go
index b529db6e0f..8a7426d916 100644
--- a/internal/debug/api.go
+++ b/internal/debug/api.go
@@ -239,7 +239,7 @@ func (*HandlerT) SetGCPercent(v int) int {
 
 // SetMemoryLimit sets the GOMEMLIMIT for the process. It returns the previous limit.
 // Note:
-//   - The input limit is provided as bytes, and includes all memory mapped, managed, and not released by the Go runtime.
+//   - The input limit is provided as bytes. A negative input does not adjust the limit
 //   - A zero limit or a limit that's lower than the amount of memory used by the Go runtime may cause the garbage collector to runnearly continuously. However, the application may still make progress.
 //   - Setting the limit too low will cause Geth to become unresponsive.
 //   - Geth also allocates memory off-heap, particularly for fastCache and Pebble, which can be non-trivial (a few gigabytes by default).