diff --git a/agent/agent.go b/agent/agent.go
index 5ea4b1f..5246059 100644
--- a/agent/agent.go
+++ b/agent/agent.go
@@ -229,9 +229,9 @@ func handle(conn io.ReadWriter, msg []byte) error {
 		fmt.Fprintf(conn, "heap-objects: %v\n", s.HeapObjects)
 		fmt.Fprintf(conn, "stack-in-use: %v\n", formatBytes(s.StackInuse))
 		fmt.Fprintf(conn, "stack-sys: %v\n", formatBytes(s.StackSys))
-		fmt.Fprintf(conn, "mspan-inuse: %v\n", formatBytes(s.MSpanInuse))
+		fmt.Fprintf(conn, "mspan-in-use: %v\n", formatBytes(s.MSpanInuse))
 		fmt.Fprintf(conn, "mspan-sys: %v\n", formatBytes(s.MSpanSys))
-		fmt.Fprintf(conn, "mcache-inuse: %v\n", formatBytes(s.MCacheInuse))
+		fmt.Fprintf(conn, "mcache-in-use: %v\n", formatBytes(s.MCacheInuse))
 		fmt.Fprintf(conn, "mcache-sys: %v\n", formatBytes(s.MCacheSys))
 		fmt.Fprintf(conn, "other-sys: %v\n", formatBytes(s.OtherSys))
 		fmt.Fprintf(conn, "gc-sys: %v\n", formatBytes(s.GCSys))