diff --git a/internal/transport/http2_client.go b/internal/transport/http2_client.go
index fe5e6d3d..8bb56d2d 100644
--- a/internal/transport/http2_client.go
+++ b/internal/transport/http2_client.go
@@ -1332,6 +1332,7 @@ func (t *http2Client) keepalive() {
 					timer.Reset(t.kp.Time)
 					continue
 				}
+				infof("transport: closing client transport due to idleness.")
 				t.Close()
 				return
 			case <-t.ctx.Done():
diff --git a/internal/transport/http2_server.go b/internal/transport/http2_server.go
index 5154fca0..beeb2ed3 100644
--- a/internal/transport/http2_server.go
+++ b/internal/transport/http2_server.go
@@ -965,6 +965,7 @@ func (t *http2Server) keepalive() {
 			select {
 			case <-maxAge.C:
 				// Close the connection after grace period.
+				infof("transport: closing server transport due to maximum connection age.")
 				t.Close()
 				// Resetting the timer so that the clean-up doesn't deadlock.
 				maxAge.Reset(infinity)
@@ -978,6 +979,7 @@ func (t *http2Server) keepalive() {
 				continue
 			}
 			if pingSent {
+				infof("transport: closing server transport due to idleness.")
 				t.Close()
 				// Resetting the timer so that the clean-up doesn't deadlock.
 				keepalive.Reset(infinity)