diff --git a/test/runtests.jl b/test/runtests.jl
index ee91598..56ffb0a 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -3,3 +3,4 @@ using Test
 
 include("notes.jl")
 include("intervals.jl")
+include("scales.jl")