diff --git a/test/Li.jl b/test/Li.jl
index 87f282c..c92a0b5 100644
--- a/test/Li.jl
+++ b/test/Li.jl
@@ -30,6 +30,7 @@ end
         n = ni.n
 
         @test ismissing(PolyLog.li(n, missing))
+        @test ismissing(PolyLog.reli(n, missing))
 
         complex_data = read_from(joinpath(@__DIR__, "data", "Li$(n).txt"), BigFloat)
         real_data = filter_real(complex_data)