diff --git a/content/ecosystem/data.toml b/content/ecosystem/data.toml
index 11a5bbf6..314e9468 100644
--- a/content/ecosystem/data.toml
+++ b/content/ecosystem/data.toml
@@ -393,6 +393,11 @@ name = "enet"
 source = "crates"
 categories = ["networking"]
 
+[[items]]
+name = "entity-trait-system"
+source = "crates"
+categories = ["ecs"]
+
 [[items]]
 name = "erupt"
 source = "crates"