diff --git a/test/interface.jl b/test/interface.jl
index b777471f..5d02a22a 100644
--- a/test/interface.jl
+++ b/test/interface.jl
@@ -4,16 +4,11 @@ t = 1.0collect(1:10)
 A = LinearInterpolation(u, t)
 
 for i in 1:10
-    @test u[i] == A[i]
+    @test u[i] == A.u[i]
 end
 
-for i in 11:20
-    @test t[i - 10] == A[i]
-end
-
-A = LinearInterpolation{false}(u, t, true)
 for i in 1:10
-    @test u[i] == A[i]
+    @test t[i] == A.t[i]
 end
 
 using Symbolics