diff --git a/README.md b/README.md
index f262b5f4..06d1bda3 100644
--- a/README.md
+++ b/README.md
@@ -20,12 +20,12 @@ npm install @holochain/tryorama
 
 ## Compatibility
 
+**Tryorama v0.18.x** is compatible with **JS client v0.19.x** and **Holochain v0.5.x**.
+
 **Tryorama v0.17.x** is compatible with **JS client v0.18.x** and **Holochain v0.4.x**.
 
 **Tryorama v0.16.x** is compatible with **JS client v0.17.x** and **Holochain v0.3.x**.
 
-**Tryorama v0.15.x** is compatible with **JS client v0.16.x** and **Holochain v0.2.x**.
-
 ## Example
 
 With a few lines of code you can start testing your Holochain application. The