diff --git a/docs/make.jl b/docs/make.jl
index db923fe..f54f821 100644
--- a/docs/make.jl
+++ b/docs/make.jl
@@ -1,5 +1,7 @@
 using Documenter, Primes
 
+DocMeta.setdocmeta!(Primes, :DocTestSetup, :(using Primes); recursive = true)
+
 makedocs(
     modules = [Primes],
     sitename = "Primes.jl",