diff --git a/README.md b/README.md
index 6e769e29..574e27e9 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@
 
 
 |                 Platform |  .NET 4.5+   | .NET Std 2.0 | .NET Std 1.6 |
-|--------------------------|--------------|--------------|--------------|
+|-------------------------:|:------------:|:------------:|:-----------:|
 |            Full security |     ✔        |       ✔     |       ✔     |
 |  Exception serialization |     ✔        |       ✔     |       ✖     |
 |   Non zero bytes randoms |     ✔        |       ✔     |       ✖     |