bump to dev
diff --git a/.Rbuildignore b/.Rbuildignore
index 7734fee..630c7af 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -1,4 +1,5 @@
 ^.*\.Rproj$
 ^\.Rproj\.user$
+^tests$
 ^docs$
 ^.github$