diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index ccc0d1e1..d980c3c9 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -17,7 +17,7 @@ object Dependencies {
     val univEq          = "2.0.0"
 
     // Internal
-    val cats            = "2.6.1"
+    val cats            = "2.9.0"
     val microlibs       = "4.0.0"
     val nyaya           = "1.0.0"
     val reactJs         = "17.0.2"