diff --git a/test/testdefs.jl b/test/testdefs.jl
index 5caf7680cf2d0..db5b5da49e141 100644
--- a/test/testdefs.jl
+++ b/test/testdefs.jl
@@ -3,6 +3,7 @@ using Base.Test
 function runtests(name)
     println("     \033[1m*\033[0m \033[31m$(name)\033[0m")
     Core.include("$name.jl")
+    nothing
 end
 
 function propagate_errors(a,b)