diff --git a/README.md b/README.md
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+++ b/README.md
@@ -21,7 +21,7 @@ The Outline SDK helps developers:
 ## Advantages
 
 | Multi-Platform | Proven Technology | Composable |
-|-|-|-|
+|:-:|:-:|:-:|
 | The Outline SDK can be used on Android, iOS, Windows, macOS or Linux. | The Outline Client and Server have been using the code in the SDK for years, helping millions of users in the harshest conditions. | The SDK interfaces were carefully designed to allow for composition and reuse, so you can craft your own transport. |
 
 ## Integration