Use testthat 3
diff --git a/DESCRIPTION b/DESCRIPTION
index 0cd39b7..967e4eb 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: revealjs
 Title: R Markdown Format for 'reveal.js' Presentations
-Version: 0.9.1.9000
+Version: 0.9.1.9001
 Date: 2017-03-13
 Authors@R: 
     c(person(given = "Hakim",
@@ -34,7 +34,8 @@
     rmarkdown (>= 1.0)
 Suggests:
     bslib,
-    testthat
+    testthat (>= 3.0.0)
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
 RoxygenNote: 7.1.2
+Config/testthat/edition: 3