diff --git a/http2/transport.go b/http2/transport.go
index e4fb02530..1603b6230 100644
--- a/http2/transport.go
+++ b/http2/transport.go
@@ -2295,8 +2295,10 @@ func (rl *clientConnReadLoop) processSettings(f *SettingsFrame) error {
 			cc.cond.Broadcast()
 
 			cc.initialWindowSize = s.Val
+		case SettingHeaderTableSize:
+			cc.henc.SetMaxDynamicTableSizeLimit(s.Val)
 		default:
-			// TODO(bradfitz): handle more settings? SETTINGS_HEADER_TABLE_SIZE probably.
+			// TODO(bradfitz): handle more settings?
 			cc.vlogf("Unhandled Setting: %v", s)
 		}
 		return nil