diff --git a/README.md b/README.md
index 04c2d22..d3746fa 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ TurboPFor: Fastest Integer Compression [ codecs inefficient for small block sizes are tested with 64Ki=64000 integers/block.
+(*) codecs inefficient for small block sizes are tested with 64Ki integers/block.
- MI/s: 1.000.000 integers/second. **1000 MI/s = 4 GB/s**
- **#BOLD** = pareto frontier.