diff --git a/test/test_linop.jl b/test/test_linop.jl
index 20ec5209..5d33fddc 100644
--- a/test/test_linop.jl
+++ b/test/test_linop.jl
@@ -707,8 +707,8 @@ function test_linop()
     C = sprand(2, 4, 0.5)
     D = [
       Diagonal([0.5; 0.25; 0.125]) zeros(3, 2) zeros(3, 4)
-      zeros(4, 3)                  B           zeros(4, 4)
-      zeros(2, 3)                  zeros(2, 2) C
+      zeros(4, 3) B zeros(4, 4)
+      zeros(2, 3) zeros(2, 2) C
     ]
     M = BlockDiagonalOperator(A, B, C)
     @test size(M, 1) == size(A, 1) + size(B, 1) + size(C, 1)