diff --git a/test/runtests.jl b/test/runtests.jl
index b363b51..76daabd 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -56,7 +56,7 @@ end
         for k = 1:div(8,N)
             j2 = convert(BigFloat, rand(largejlist))
             j3 = convert(BigFloat, rand(largejlist))
-            m2 = convert(BigFloat, rand(0:j2))
+            m2 = -convert(BigFloat, rand(-j2:0))
             m3 = convert(BigFloat, rand(-j3:0))
 
             for j in max(abs(j2-j3),abs(m2+m3))+1:(j2+j3)-1