diff --git a/Project.toml b/Project.toml
index 1b9de1d7..03808671 100644
--- a/Project.toml
+++ b/Project.toml
@@ -4,12 +4,10 @@ authors = ["Takafumi Arakaki <aka.tkf@gmail.com> and contributors"]
 version = "1.0.0-DEV"
 
 [deps]
-Compat = "34da2185-b29b-5c13-b0c7-acf172513d20"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
-Compat = "4"
 Pkg = "1.6"
 Test = "<0.0.1, 1"
 julia = "1.6"
diff --git a/test/test_smoke.jl b/test/test_smoke.jl
index 599677f2..481cfe7e 100644
--- a/test/test_smoke.jl
+++ b/test/test_smoke.jl
@@ -3,10 +3,7 @@ module TestSmoke
 using Aqua
 
 # test defaults
-Aqua.test_all(
-    Aqua;
-    stale_deps = (; ignore = [:Compat]),  # conditionally loaded
-)
+Aqua.test_all(Aqua)
 
 # test everything else
 Aqua.test_all(